US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

Dawson Geophysical

3.39

+0.05001.50%

Post-market: 3.390.00000.00%19:42 EDT

Volume:90.63K

Turnover:304.45K

Market Cap:105.25M

PE:28.94

High:3.46

Open:3.38

Low:3.25

Close:3.34

52wk High:7.85

52wk Low:1.50

Shares:31.05M

Float Shares:6.03M

Volume Ratio:0.68

T/O Rate:1.50%

Dividend:- -

Dividend Rate:- -

EPS(TTM):0.1171

EPS(LYR):-0.0626

ROE:19.96%

ROA:6.57%

PB:5.25

PE(LYR):-54.17

Loading ...

Overview Company News Filings

Major Issues Report

8-K - Current report

Quarterly Report

10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Quarterly Report

10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Annual Report

10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Beneficial Ownership Change

SC 13G - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://sg.tigeractivity.com/stock/DWSN/filings?page=6"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"DWSN","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"DWSN\",,,,,undefined,":{"symbol":"DWSN","market":"US","secType":"STK","nameCN":"Dawson Geophysical","latestPrice":3.39,"timestamp":1788206400000,"preClose":3.34,"halted":0,"volume":90634,"hourTrading":{"tag":"盘后","latestPrice":3.39,"preClose":3.39,"latestTime":"19:42 EDT","volume":90,"amount":297.1836,"timestamp":1788219739451,"change":0,"changeRate":0,"amplitude":0},"delay":0,"changeRate":0.0149700598802396,"floatShares":6027317,"shares":31047801,"eps":0.117131,"marketStatus":"Closed","change":0.05,"latestTime":"08-31 16:00:00 EDT","open":3.38,"high":3.46,"low":3.246529,"amount":304446.3672964,"amplitude":0.063913,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":0.117131,"tradingStatus":0,"nextMarketStatus":{"tag":"Pre-Mkt","tradingStatus":1,"beginTime":1788249600000},"marketStatusCode":5,"adr":0,"adrRate":0,"listingDate":1113796800000,"exchange":"NASDAQ","adjPreClose":3.34,"postHourTrading":{"tag":"盘后","latestPrice":3.39,"preClose":3.39,"latestTime":"19:42 EDT","volume":90,"amount":297.1836,"timestamp":1788219739451,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.68322},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"DWSN\",,,,,undefined,":{"symbol":"DWSN","floatShares":6027317,"roa":"6.57%","roe":"19.96%","lyrEps":-0.062579,"volumeRatio":0.68322,"shares":31047801,"dividePrice":0,"high":3.46,"amplitude":0.063913,"preClose":3.34,"low":3.246529,"week52Low":1.5,"pbRate":"5.25","psRate":"1.01","week52High":7.85,"institutionHeld":0.09,"latestPrice":3.39,"eps":0.117131,"divideRate":0,"volume":90634,"delay":0,"ttmEps":0.117131,"open":3.38,"prevYearClose":1.56,"prevWeekClose":3.34,"prevMonthClose":4.66,"prevQuarterClose":5.94,"fiveDayClose":3.42,"twentyDayClose":4.66,"sixtyDayClose":4.41,"dividendGrowthYears":0,"fiveYearAvgDividendRate":0.24060150375939848},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/DWSN\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-13","symbol":"DWSN","fiscalQuarterEnding":"2026/06","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1786593600000,"reportTimeType":"post","actualEps":-0.11},{"market":"US","date":"2026-05-14","symbol":"DWSN","fiscalQuarterEnding":"2026/03","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1778731200000,"reportTimeType":"post","actualEps":0.25},{"market":"US","date":"2026-03-30","symbol":"DWSN","fiscalQuarterEnding":"2025/12","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1774843200000,"reportTimeType":"post","actualEps":0.02},{"market":"US","date":"2025-11-12","symbol":"DWSN","fiscalQuarterEnding":"2025/09","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1762923600000,"reportTimeType":"post","actualEps":-0.04},{"market":"US","date":"2025-08-12","symbol":"DWSN","fiscalQuarterEnding":"2025/06","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1754971200000,"reportTimeType":"post","actualEps":-0.08}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"DWSN\",market:\"US\",,,undefined,":[{"executeDate":"2024-04-19","recordDate":"2024-04-22","paymentDate":"2024-05-06","value":0.32,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"DWSN\",market:\"US\",delay:false,,,undefined,":{},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/DWSN\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"DWSN","date":"2026-08-28","current":28.941954,"percent":0.957689,"low":-61.753716,"twenty":-9.041537,"median":-3.139861,"eighty":-1.699311,"high":49.718697,"avg":-4.836668,"sd":12.772178,"marketCap":100930758},"quantilePoints":[{"date":"2021-09-03","current":-1.642097,"twenty":-5.684194,"median":-3.719545,"eighty":-2.588655,"marketCap":49154522},{"date":"2021-09-10","current":-1.594729,"twenty":-5.684194,"median":-3.715793,"eighty":-2.567081,"marketCap":47736603},{"date":"2021-09-17","current":-1.728938,"twenty":-5.684194,"median":-3.673406,"eighty":-2.55644,"marketCap":51754040},{"date":"2021-09-24","current":-1.863148,"twenty":-5.684194,"median":-3.634637,"eighty":-2.526495,"marketCap":55771477},{"date":"2021-10-01","current":-1.839464,"twenty":-5.684194,"median":-3.598081,"eighty":-2.516916,"marketCap":55062518},{"date":"2021-10-08","current":-1.657886,"twenty":-5.684194,"median":-3.558071,"eighty":-2.506348,"marketCap":49627162},{"date":"2021-10-15","current":-1.776307,"twenty":-5.684194,"median":-3.542147,"eighty":-2.487709,"marketCap":53171959},{"date":"2021-10-22","current":-1.760517,"twenty":-5.684194,"median":-3.518667,"eighty":-2.466599,"marketCap":52699319},{"date":"2021-10-29","current":-1.832496,"twenty":-5.684194,"median":-3.494444,"eighty":-2.451295,"marketCap":54853926},{"date":"2021-11-05","current":-1.838859,"twenty":-5.684194,"median":-3.472428,"eighty":-2.435318,"marketCap":55090366},{"date":"2021-11-12","current":-1.838859,"twenty":-5.684194,"median":-3.457097,"eighty":-2.424851,"marketCap":55090366},{"date":"2021-11-19","current":-1.830967,"twenty":-5.684194,"median":-3.404854,"eighty":-2.415024,"marketCap":54853926},{"date":"2021-11-26","current":-1.830967,"twenty":-5.684194,"median":-3.397455,"eighty":-2.398845,"marketCap":54853926},{"date":"2021-12-03","current":-1.830967,"twenty":-5.684194,"median":-3.385621,"eighty":-2.393422,"marketCap":54853926},{"date":"2021-12-10","current":-1.830967,"twenty":-5.684194,"median":-3.356126,"eighty":-2.384859,"marketCap":54853926},{"date":"2021-12-17","current":-1.811236,"twenty":-5.666255,"median":-3.329124,"eighty":-2.364288,"marketCap":54262828},{"date":"2021-12-23","current":-1.80729,"twenty":-5.629129,"median":-3.315921,"eighty":-2.355898,"marketCap":54144608},{"date":"2021-12-31","current":-1.830967,"twenty":-5.59319,"median":-3.30098,"eighty":-2.343994,"marketCap":54853926},{"date":"2022-01-07","current":-1.823074,"twenty":-5.56939,"median":-3.287413,"eighty":-2.331818,"marketCap":54617487},{"date":"2022-01-14","current":-1.838859,"twenty":-5.550236,"median":-3.276797,"eighty":-2.301633,"marketCap":55090366},{"date":"2022-01-21","current":-1.830967,"twenty":-5.532988,"median":-3.264706,"eighty":-2.29174,"marketCap":54853926},{"date":"2022-01-28","current":-1.846751,"twenty":-5.504479,"median":-3.251372,"eighty":-2.279255,"marketCap":55326805},{"date":"2022-02-04","current":-1.846751,"twenty":-5.495187,"median":-3.240193,"eighty":-2.272964,"marketCap":55326805},{"date":"2022-02-11","current":-1.854643,"twenty":-5.485813,"median":-3.228431,"eighty":-2.258391,"marketCap":55563244},{"date":"2022-02-18","current":-1.846751,"twenty":-5.455041,"median":-3.21804,"eighty":-2.221666,"marketCap":55326805},{"date":"2022-02-25","current":-1.850535,"twenty":-5.421552,"median":-3.210294,"eighty":-2.192783,"marketCap":55440166},{"date":"2022-03-04","current":-1.850535,"twenty":-5.402103,"median":-3.198791,"eighty":-2.151198,"marketCap":55440166},{"date":"2022-03-11","current":-1.901678,"twenty":-5.402103,"median":-3.187207,"eighty":-2.089092,"marketCap":55321704},{"date":"2022-03-18","current":-1.913894,"twenty":-5.402103,"median":-3.180604,"eighty":-2.003676,"marketCap":55677090},{"date":"2022-03-25","current":-1.84874,"twenty":-5.402103,"median":-3.161979,"eighty":-1.972897,"marketCap":53781700},{"date":"2022-04-01","current":-1.930182,"twenty":-5.402103,"median":-3.150481,"eighty":-1.948804,"marketCap":56150938},{"date":"2022-04-08","current":-2.133788,"twenty":-5.402103,"median":-3.142815,"eighty":-1.942531,"marketCap":62074032},{"date":"2022-04-14","current":-1.751009,"twenty":-5.402103,"median":-3.133424,"eighty":-1.913894,"marketCap":50938614},{"date":"2022-04-22","current":-1.539259,"twenty":-5.402103,"median":-3.125049,"eighty":-1.904936,"marketCap":44778596},{"date":"2022-04-29","current":-1.498538,"twenty":-5.402103,"median":-3.118734,"eighty":-1.897606,"marketCap":43593977},{"date":"2022-05-06","current":-1.417015,"twenty":-5.402103,"median":-3.111021,"eighty":-1.896245,"marketCap":41222370},{"date":"2022-05-13","current":-1.319365,"twenty":-5.402103,"median":-3.105098,"eighty":-1.865004,"marketCap":38381653},{"date":"2022-05-20","current":-1.496547,"twenty":-5.402103,"median":-3.092291,"eighty":-1.856436,"marketCap":39290342},{"date":"2022-05-27","current":-1.505617,"twenty":-5.402103,"median":-3.082413,"eighty":-1.852216,"marketCap":39528466},{"date":"2022-06-03","current":-1.514687,"twenty":-5.402103,"median":-3.081087,"eighty":-1.850535,"marketCap":39766589},{"date":"2022-06-10","current":-1.707877,"twenty":-5.402103,"median":-3.068701,"eighty":-1.84874,"marketCap":44838615},{"date":"2022-06-17","current":-1.369567,"twenty":-5.402103,"median":-3.054079,"eighty":-1.846751,"marketCap":35956616},{"date":"2022-06-24","current":-1.179098,"twenty":-5.404775,"median":-3.0355,"eighty":-1.846751,"marketCap":30956027},{"date":"2022-07-01","current":-1.274332,"twenty":-5.404775,"median":-3.03059,"eighty":-1.846751,"marketCap":33456322},{"date":"2022-07-08","current":-1.251657,"twenty":-5.404775,"median":-3.03059,"eighty":-1.842673,"marketCap":32861014},{"date":"2022-07-15","current":-1.378637,"twenty":-5.404775,"median":-3.022839,"eighty":-1.840515,"marketCap":36194740},{"date":"2022-07-22","current":-1.605387,"twenty":-5.404775,"median":-2.999587,"eighty":-1.840022,"marketCap":42147822},{"date":"2022-07-29","current":-1.378637,"twenty":-5.404775,"median":-2.984977,"eighty":-1.838859,"marketCap":36194740},{"date":"2022-08-05","current":-1.179098,"twenty":-5.404775,"median":-2.968583,"eighty":-1.838859,"marketCap":30956027},{"date":"2022-08-12","current":-1.548303,"twenty":-5.404775,"median":-2.961901,"eighty":-1.838859,"marketCap":38575972},{"date":"2022-08-19","current":-1.366712,"twenty":-5.404775,"median":-2.94818,"eighty":-1.835832,"marketCap":34051630},{"date":"2022-08-26","current":-1.137334,"twenty":-5.404775,"median":-2.938541,"eighty":-1.831328,"marketCap":28336671},{"date":"2022-09-02","current":-1.051317,"twenty":-5.404775,"median":-2.921187,"eighty":-1.830967,"marketCap":26193561},{"date":"2022-09-09","current":-1.079989,"twenty":-5.404775,"median":-2.908439,"eighty":-1.830967,"marketCap":26907931},{"date":"2022-09-16","current":-1.911485,"twenty":-5.404775,"median":-2.903834,"eighty":-1.830967,"marketCap":47624658},{"date":"2022-09-23","current":-1.815815,"twenty":-5.404775,"median":-2.896081,"eighty":-1.830967,"marketCap":45241043},{"date":"2022-09-30","current":-1.519631,"twenty":-5.404775,"median":-2.892264,"eighty":-1.825682,"marketCap":37861603},{"date":"2022-10-07","current":-1.720337,"twenty":-5.404775,"median":-2.882406,"eighty":-1.823074,"marketCap":42862192},{"date":"2022-10-14","current":-1.662992,"twenty":-5.404775,"median":-2.874141,"eighty":-1.815182,"marketCap":41433452},{"date":"2022-10-21","current":-1.701222,"twenty":-5.404775,"median":-2.863171,"eighty":-1.813604,"marketCap":42385945},{"date":"2022-10-28","current":-1.825469,"twenty":-5.404775,"median":-2.853961,"eighty":-1.807647,"marketCap":45481548},{"date":"2022-11-04","current":-1.815911,"twenty":-5.404775,"median":-2.851773,"eighty":-1.807647,"marketCap":45243425},{"date":"2022-11-11","current":-2.02839,"twenty":-5.404775,"median":-2.834419,"eighty":-1.807647,"marketCap":50005890},{"date":"2022-11-18","current":-1.989754,"twenty":-5.404775,"median":-2.819291,"eighty":-1.807647,"marketCap":49053397},{"date":"2022-11-25","current":-1.941459,"twenty":-5.404775,"median":-2.816035,"eighty":-1.807647,"marketCap":47862781},{"date":"2022-12-02","current":-1.951118,"twenty":-5.404775,"median":-2.805229,"eighty":-1.807647,"marketCap":48100904},{"date":"2022-12-09","current":-2.076685,"twenty":-5.404775,"median":-2.797072,"eighty":-1.807647,"marketCap":51196507},{"date":"2022-12-16","current":-1.844869,"twenty":-5.404775,"median":-2.797072,"eighty":-1.807647,"marketCap":45481548},{"date":"2022-12-23","current":-2.02839,"twenty":-5.404775,"median":-2.78759,"eighty":-1.807647,"marketCap":50005890},{"date":"2022-12-30","current":-1.893164,"twenty":-5.404775,"median":-2.775411,"eighty":-1.807647,"marketCap":46672164},{"date":"2023-01-06","current":-1.83521,"twenty":-5.404775,"median":-2.759145,"eighty":-1.807647,"marketCap":45243425},{"date":"2023-01-13","current":-1.584076,"twenty":-5.404775,"median":-2.732863,"eighty":-1.804679,"marketCap":39052219},{"date":"2023-01-20","current":-1.459378,"twenty":-5.404775,"median":-2.709292,"eighty":-1.799945,"marketCap":35978047},{"date":"2023-01-27","current":-1.497145,"twenty":-5.404775,"median":-2.687651,"eighty":-1.792385,"marketCap":36909109},{"date":"2023-02-03","current":-1.564758,"twenty":-5.404775,"median":-2.676681,"eighty":-1.776301,"marketCap":38575972},{"date":"2023-02-10","current":-1.265329,"twenty":-5.404775,"median":-2.654848,"eighty":-1.768022,"marketCap":31194150},{"date":"2023-02-17","current":-1.274988,"twenty":-5.404775,"median":-2.643771,"eighty":-1.756794,"marketCap":31432274},{"date":"2023-02-24","current":-1.332942,"twenty":-5.404775,"median":-2.632801,"eighty":-1.751651,"marketCap":32861014},{"date":"2023-03-03","current":-1.452134,"twenty":-5.404775,"median":-2.599891,"eighty":-1.743466,"marketCap":35799455},{"date":"2023-03-10","current":-1.43977,"twenty":-5.404775,"median":-2.567235,"eighty":-1.735281,"marketCap":35494657},{"date":"2023-03-17","current":-2.154066,"twenty":-5.404775,"median":-2.557084,"eighty":-1.729429,"marketCap":44052808},{"date":"2023-03-24","current":-1.842716,"twenty":-5.404775,"median":-2.53679,"eighty":-1.729429,"marketCap":37685391},{"date":"2023-03-31","current":-1.804758,"twenty":-5.402103,"median":-2.520324,"eighty":-1.729592,"marketCap":36909109},{"date":"2023-04-06","current":-2.253968,"twenty":-5.402103,"median":-2.512131,"eighty":-1.729592,"marketCap":46095906},{"date":"2023-04-14","current":-2.200641,"twenty":-5.404775,"median":-2.501161,"eighty":-1.729429,"marketCap":45005301},{"date":"2023-04-21","current":-2.212284,"twenty":-5.404775,"median":-2.479221,"eighty":-1.729429,"marketCap":45243425},{"date":"2023-04-28","current":-2.130779,"twenty":-5.404775,"median":-2.451796,"eighty":-1.729429,"marketCap":43576562},{"date":"2023-05-05","current":-2.282146,"twenty":-5.359439,"median":-2.445465,"eighty":-1.729429,"marketCap":46672164},{"date":"2023-05-12","current":-2.200641,"twenty":-5.245646,"median":-2.435318,"eighty":-1.729429,"marketCap":45005301},{"date":"2023-05-19","current":-2.592594,"twenty":-5.161956,"median":-2.41817,"eighty":-1.729429,"marketCap":50501139},{"date":"2023-05-26","current":-2.605429,"twenty":-5.140833,"median":-2.41817,"eighty":-1.729429,"marketCap":50751144},{"date":"2023-06-02","current":-2.660746,"twenty":-5.114429,"median":-2.41817,"eighty":-1.729429,"marketCap":51828669},{"date":"2023-06-09","current":-2.579759,"twenty":-5.074823,"median":-2.415024,"eighty":-1.729429,"marketCap":50251133},{"date":"2023-06-16","current":-2.594006,"twenty":-5.022348,"median":-2.412909,"eighty":-1.729429,"marketCap":50528639},{"date":"2023-06-23","current":-2.374405,"twenty":-4.98505,"median":-2.402019,"eighty":-1.729265,"marketCap":46251043},{"date":"2023-06-30","current":-2.310232,"twenty":-4.927529,"median":-2.398845,"eighty":-1.729102,"marketCap":45001015},{"date":"2023-07-07","current":-2.275322,"twenty":-4.88058,"median":-2.39473,"eighty":-1.729102,"marketCap":44320999},{"date":"2023-07-14","current":-2.464248,"twenty":-4.765898,"median":-2.39473,"eighty":-1.729102,"marketCap":48001082},{"date":"2023-07-21","current":-2.258894,"twenty":-4.692327,"median":-2.389679,"eighty":-1.729102,"marketCap":44000992},{"date":"2023-07-28","current":-2.464248,"twenty":-4.57157,"median":-2.389679,"eighty":-1.729102,"marketCap":48001082},{"date":"2023-08-04","current":-2.954751,"twenty":-4.554696,"median":-2.389679,"eighty":-1.729102,"marketCap":48251088},{"date":"2023-08-11","current":-2.44188,"twenty":-4.517034,"median":-2.389679,"eighty":-1.729102,"marketCap":39875899},{"date":"2023-08-18","current":-2.832275,"twenty":-4.491823,"median":-2.38724,"eighty":-1.729102,"marketCap":46251043},{"date":"2023-08-25","current":-2.771036,"twenty":-4.462253,"median":-2.38724,"eighty":-1.729102,"marketCap":45251020},{"date":"2023-09-01","current":-3.061918,"twenty":-4.446173,"median":-2.38724,"eighty":-1.729102,"marketCap":50001128},{"date":"2023-09-08","current":-3.222669,"twenty":-4.411987,"median":-2.38724,"eighty":-1.729102,"marketCap":52626187},{"date":"2023-09-15","current":-3.475277,"twenty":-4.393857,"median":-2.38724,"eighty":-1.729102,"marketCap":56751280},{"date":"2023-09-22","current":-3.680579,"twenty":-4.368917,"median":-2.38724,"eighty":-1.729102,"marketCap":60103855},{"date":"2023-09-29","current":-3.459968,"twenty":-4.355102,"median":-2.38724,"eighty":-1.729102,"marketCap":56501274},{"date":"2023-10-06","current":-3.720231,"twenty":-4.270034,"median":-2.38724,"eighty":-1.729102,"marketCap":60751370},{"date":"2023-10-13","current":-3.57479,"twenty":-4.261828,"median":-2.38724,"eighty":-1.729102,"marketCap":58376316},{"date":"2023-10-20","current":-2.954751,"twenty":-4.230893,"median":-2.38724,"eighty":-1.729102,"marketCap":48251088},{"date":"2023-10-27","current":-2.585484,"twenty":-4.177256,"median":-2.385044,"eighty":-1.728201,"marketCap":42220952},{"date":"2023-11-03","current":-3.151046,"twenty":-4.092309,"median":-2.385044,"eighty":-1.728201,"marketCap":51456589},{"date":"2023-11-10","current":-3.372997,"twenty":-4.015421,"median":-2.385044,"eighty":-1.728201,"marketCap":49299726},{"date":"2023-11-17","current":-3.267591,"twenty":-3.865741,"median":-2.385044,"eighty":-1.728201,"marketCap":47759109},{"date":"2023-11-24","current":-3.299213,"twenty":-3.787733,"median":-2.385044,"eighty":-1.728201,"marketCap":48221294},{"date":"2023-12-01","current":-3.309543,"twenty":-3.739684,"median":-2.385044,"eighty":-1.728201,"marketCap":48372275},{"date":"2023-12-08","current":-3.267591,"twenty":-3.718674,"median":-2.385044,"eighty":-1.728569,"marketCap":47759109},{"date":"2023-12-15","current":-3.351916,"twenty":-3.634637,"median":-2.385044,"eighty":-1.728569,"marketCap":48991603},{"date":"2023-12-22","current":-3.625972,"twenty":-3.629626,"median":-2.385044,"eighty":-1.728569,"marketCap":52997205},{"date":"2023-12-29","current":-3.868406,"twenty":-3.618227,"median":-2.385044,"eighty":-1.728201,"marketCap":56540623},{"date":"2024-01-05","current":-3.41516,"twenty":-3.5942,"median":-2.385044,"eighty":-1.727832,"marketCap":49915972},{"date":"2024-01-12","current":-3.422327,"twenty":-3.569965,"median":-2.385044,"eighty":-1.727832,"marketCap":50020734},{"date":"2024-01-19","current":-3.372997,"twenty":-3.540621,"median":-2.385044,"eighty":-1.727464,"marketCap":49299726},{"date":"2024-01-26","current":-3.394078,"twenty":-3.521022,"median":-2.385044,"eighty":-1.727832,"marketCap":49607849},{"date":"2024-02-02","current":-3.553031,"twenty":-3.521022,"median":-2.385044,"eighty":-1.727832,"marketCap":51931099},{"date":"2024-02-09","current":-3.269277,"twenty":-3.492901,"median":-2.385044,"eighty":-1.727832,"marketCap":47783759},{"date":"2024-02-16","current":-3.225429,"twenty":-3.475277,"median":-2.385044,"eighty":-1.727832,"marketCap":47142863},{"date":"2024-02-23","current":-3.351916,"twenty":-3.459968,"median":-2.385044,"eighty":-1.727832,"marketCap":48991603},{"date":"2024-03-01","current":-2.782723,"twenty":-3.436241,"median":-2.385044,"eighty":-1.728201,"marketCap":40672274},{"date":"2024-03-08","current":-2.930291,"twenty":-3.436241,"median":-2.385044,"eighty":-1.728201,"marketCap":42829137},{"date":"2024-03-15","current":-2.951372,"twenty":-3.436241,"median":-2.385044,"eighty":-1.728201,"marketCap":43137260},{"date":"2024-03-22","current":-3.07786,"twenty":-3.436241,"median":-2.385044,"eighty":-1.728201,"marketCap":44986000},{"date":"2024-03-28","current":-3.014616,"twenty":-3.436241,"median":-2.385044,"eighty":-1.728201,"marketCap":44061630},{"date":"2024-04-05","current":-4.21079,"twenty":-3.461922,"median":-2.385044,"eighty":-1.727832,"marketCap":51148466},{"date":"2024-04-12","current":-4.502501,"twenty":-3.478319,"median":-2.385044,"eighty":-1.727832,"marketCap":54691883},{"date":"2024-04-19","current":-5.555199,"twenty":-3.521022,"median":-2.385044,"eighty":-1.727832,"marketCap":67479000},{"date":"2024-04-26","current":-4.033227,"twenty":-3.545718,"median":-2.385044,"eighty":-1.728201,"marketCap":48991603},{"date":"2024-05-03","current":-3.779565,"twenty":-3.567553,"median":-2.386142,"eighty":-1.728201,"marketCap":45910370},{"date":"2024-05-10","current":-3.645885,"twenty":-3.585499,"median":-2.386142,"eighty":-1.728201,"marketCap":44286560},{"date":"2024-05-17","current":-9.262538,"twenty":-3.599453,"median":-2.393096,"eighty":-1.728201,"marketCap":54537822},{"date":"2024-05-24","current":-10.622613,"twenty":-3.626932,"median":-2.402019,"eighty":-1.728201,"marketCap":62545946},{"date":"2024-05-31","current":-10.15216,"twenty":-3.634637,"median":-2.415024,"eighty":-1.728201,"marketCap":59775918},{"date":"2024-06-07","current":-10.099829,"twenty":-3.647053,"median":-2.425057,"eighty":-1.728201,"marketCap":59467794},{"date":"2024-06-14","current":-10.466144,"twenty":-3.695184,"median":-2.435318,"eighty":-1.727832,"marketCap":61624658},{"date":"2024-06-21","current":-9.838176,"twenty":-3.718674,"median":-2.447923,"eighty":-1.727464,"marketCap":57927178},{"date":"2024-06-28","current":-10.134891,"twenty":-3.728971,"median":-2.451295,"eighty":-1.727095,"marketCap":59674237},{"date":"2024-07-05","current":-10.099829,"twenty":-3.74415,"median":-2.451796,"eighty":-1.727095,"marketCap":59467794},{"date":"2024-07-12","current":-9.746074,"twenty":-3.782654,"median":-2.464248,"eighty":-1.727095,"marketCap":57384881},{"date":"2024-07-15","current":-9.785845,"twenty":-3.78916,"median":-2.464248,"eighty":-1.727095,"marketCap":57619055},{"date":"2024-08-02","current":-10.832459,"twenty":-3.823722,"median":-2.464248,"eighty":-1.727095,"marketCap":63781521},{"date":"2024-08-09","current":-9.838176,"twenty":-3.991797,"median":-2.467401,"eighty":-1.727095,"marketCap":57927178},{"date":"2024-08-16","current":-10.005791,"twenty":-4.033227,"median":-2.486207,"eighty":-1.728938,"marketCap":50068978},{"date":"2024-08-23","current":-9.449914,"twenty":-4.092116,"median":-2.501161,"eighty":-1.732366,"marketCap":47287368},{"date":"2024-08-30","current":-9.504266,"twenty":-4.145492,"median":-2.514839,"eighty":-1.737409,"marketCap":47559348},{"date":"2024-09-06","current":-9.141093,"twenty":-4.198867,"median":-2.523101,"eighty":-1.743466,"marketCap":45742029},{"date":"2024-09-13","current":-9.264621,"twenty":-4.252242,"median":-2.553342,"eighty":-1.751651,"marketCap":46360165},{"date":"2024-09-20","current":-8.832272,"twenty":-4.270034,"median":-2.587203,"eighty":-1.759836,"marketCap":44196691},{"date":"2024-09-27","current":-9.573442,"twenty":-4.287826,"median":-2.5933,"eighty":-1.775678,"marketCap":47905504},{"date":"2024-10-04","current":-9.882263,"twenty":-4.348958,"median":-2.618263,"eighty":-1.792096,"marketCap":49450843},{"date":"2024-10-11","current":-10.191084,"twenty":-4.362987,"median":-2.632801,"eighty":-1.799991,"marketCap":50996182},{"date":"2024-10-18","current":-11.117546,"twenty":-4.376785,"median":-2.643771,"eighty":-1.804758,"marketCap":55632198},{"date":"2024-10-25","current":-10.375141,"twenty":-4.411987,"median":-2.652395,"eighty":-1.815182,"marketCap":51917204},{"date":"2024-10-31","current":-10.067555,"twenty":-4.41372,"median":-2.663869,"eighty":-1.815182,"marketCap":50378046},{"date":"2024-11-08","current":-10.252848,"twenty":-4.449163,"median":-2.663869,"eighty":-1.815182,"marketCap":51305249},{"date":"2024-11-15","current":-8.890756,"twenty":-4.479217,"median":-2.663869,"eighty":-1.815182,"marketCap":48214572},{"date":"2024-11-22","current":-7.921892,"twenty":-4.517034,"median":-2.663869,"eighty":-1.815182,"marketCap":42960420},{"date":"2024-11-29","current":-8.570008,"twenty":-4.538545,"median":-2.665711,"eighty":-1.815182,"marketCap":46475155},{"date":"2024-12-06","current":-7.827274,"twenty":-4.60959,"median":-2.684314,"eighty":-1.815182,"marketCap":42447308},{"date":"2024-12-13","current":-8.170074,"twenty":-4.835814,"median":-2.687651,"eighty":-1.815182,"marketCap":44306314},{"date":"2024-12-20","current":-7.827274,"twenty":-5.064305,"median":-2.732762,"eighty":-1.815182,"marketCap":42447308},{"date":"2024-12-27","current":-7.998674,"twenty":-5.424643,"median":-2.753471,"eighty":-1.815182,"marketCap":43376811},{"date":"2025-01-03","current":-7.827274,"twenty":-5.487671,"median":-2.771036,"eighty":-1.815182,"marketCap":42447308},{"date":"2025-01-10","current":-8.398608,"twenty":-5.549978,"median":-2.771036,"eighty":-1.815182,"marketCap":45545652},{"date":"2025-01-17","current":-7.855841,"twenty":-5.670453,"median":-2.771036,"eighty":-1.815182,"marketCap":42602225},{"date":"2025-01-24","current":-8.055808,"twenty":-5.819621,"median":-2.773224,"eighty":-1.815182,"marketCap":43686646},{"date":"2025-01-31","current":-7.770141,"twenty":-6.143166,"median":-2.782723,"eighty":-1.815182,"marketCap":42137474},{"date":"2025-02-07","current":-7.960395,"twenty":-6.223002,"median":-2.803442,"eighty":-1.815182,"marketCap":43169222},{"date":"2025-02-14","current":-8.284341,"twenty":-6.39528,"median":-2.821103,"eighty":-1.815182,"marketCap":44925983},{"date":"2025-02-21","current":-8.341475,"twenty":-6.454106,"median":-2.83912,"eighty":-1.815182,"marketCap":45235818},{"date":"2025-02-28","current":-8.112941,"twenty":-6.752441,"median":-2.852657,"eighty":-1.815182,"marketCap":43996480},{"date":"2025-03-07","current":-7.85527,"twenty":-7.598741,"median":-2.865366,"eighty":-1.815182,"marketCap":42599127},{"date":"2025-03-14","current":-8.227208,"twenty":-7.655874,"median":-2.889869,"eighty":-1.815182,"marketCap":44616149},{"date":"2025-03-21","current":-8.246062,"twenty":-7.770141,"median":-2.90921,"eighty":-1.815853,"marketCap":44718394},{"date":"2025-03-28","current":-7.370207,"twenty":-7.770141,"median":-2.94818,"eighty":-1.823074,"marketCap":39968633},{"date":"2025-04-04","current":-9.101714,"twenty":-7.852756,"median":-2.954751,"eighty":-1.824393,"marketCap":37489958},{"date":"2025-04-11","current":-8.726362,"twenty":-7.884408,"median":-2.984023,"eighty":-1.829388,"marketCap":35943885},{"date":"2025-04-17","current":-8.650389,"twenty":-7.929752,"median":-3.014616,"eighty":-1.829388,"marketCap":35630952},{"date":"2025-04-25","current":-9.402597,"twenty":-7.977192,"median":-3.022876,"eighty":-1.830967,"marketCap":38729296},{"date":"2025-05-02","current":-9.327376,"twenty":-7.998674,"median":-3.056779,"eighty":-1.830967,"marketCap":38419461},{"date":"2025-05-09","current":-9.477817,"twenty":-8.055808,"median":-3.075572,"eighty":-1.830967,"marketCap":39039130},{"date":"2025-05-16","current":-4.344818,"twenty":-8.072948,"median":-3.080682,"eighty":-1.830967,"marketCap":38986055},{"date":"2025-05-23","current":-4.35118,"twenty":-8.072948,"median":-3.098941,"eighty":-1.830967,"marketCap":39043142},{"date":"2025-05-30","current":-4.488957,"twenty":-8.072948,"median":-3.120022,"eighty":-1.830967,"marketCap":40279410},{"date":"2025-06-06","current":-4.247244,"twenty":-8.072948,"median":-3.138619,"eighty":-1.830967,"marketCap":38110519},{"date":"2025-06-13","current":-4.73067,"twenty":-8.072948,"median":-3.151046,"eighty":-1.830967,"marketCap":42448301},{"date":"2025-06-20","current":-6.250009,"twenty":-8.107228,"median":-3.195931,"eighty":-1.830967,"marketCap":56081333},{"date":"2025-06-27","current":-6.111887,"twenty":-8.107228,"median":-3.209681,"eighty":-1.830967,"marketCap":54841966},{"date":"2025-07-03","current":-4.834261,"twenty":-8.107228,"median":-3.21634,"eighty":-1.830967,"marketCap":43377826},{"date":"2025-07-11","current":-4.937853,"twenty":-8.107228,"median":-3.22693,"eighty":-1.830967,"marketCap":44307351},{"date":"2025-07-18","current":-6.008296,"twenty":-8.107228,"median":-3.235424,"eighty":-1.830967,"marketCap":53912441},{"date":"2025-07-25","current":-5.075974,"twenty":-8.107228,"median":-3.266148,"eighty":-1.830967,"marketCap":45546718},{"date":"2025-08-01","current":-5.006913,"twenty":-8.055808,"median":-3.267591,"eighty":-1.830967,"marketCap":44927034},{"date":"2025-08-08","current":-4.69614,"twenty":-8.022442,"median":-3.267591,"eighty":-1.830967,"marketCap":42138460},{"date":"2025-08-15","current":-5.190605,"twenty":-7.998674,"median":-3.267591,"eighty":-1.830967,"marketCap":40362141},{"date":"2025-08-22","current":-5.78952,"twenty":-7.941909,"median":-3.267591,"eighty":-1.830967,"marketCap":45019311},{"date":"2025-08-29","current":-6.468292,"twenty":-7.906804,"median":-3.267591,"eighty":-1.830967,"marketCap":50297437},{"date":"2025-09-05","current":-6.388436,"twenty":-7.871267,"median":-3.267591,"eighty":-1.830967,"marketCap":49676481},{"date":"2025-09-12","current":-6.50822,"twenty":-7.827274,"median":-3.267591,"eighty":-1.830967,"marketCap":50607915},{"date":"2025-09-19","current":-6.50822,"twenty":-7.770141,"median":-3.267591,"eighty":-1.830967,"marketCap":50607915},{"date":"2025-09-26","current":-7.38663,"twenty":-7.713007,"median":-3.267591,"eighty":-1.830967,"marketCap":57438431},{"date":"2025-10-03","current":-7.107135,"twenty":-7.644447,"median":-3.267591,"eighty":-1.830967,"marketCap":55265085},{"date":"2025-10-10","current":-8.105329,"twenty":-7.556319,"median":-3.267591,"eighty":-1.830967,"marketCap":63027036},{"date":"2025-10-17","current":-7.346702,"twenty":-7.370207,"median":-3.267591,"eighty":-1.830967,"marketCap":57127953},{"date":"2025-10-24","current":-8.504606,"twenty":-7.342622,"median":-3.267591,"eighty":-1.830967,"marketCap":66131816},{"date":"2025-10-31","current":-8.045437,"twenty":-7.370207,"median":-3.267591,"eighty":-1.830967,"marketCap":62561319},{"date":"2025-11-07","current":-8.464678,"twenty":-7.598741,"median":-3.267591,"eighty":-1.830967,"marketCap":65821338},{"date":"2025-11-14","current":-8.025473,"twenty":-7.655874,"median":-3.267591,"eighty":-1.830967,"marketCap":62406080},{"date":"2025-11-21","current":-17.155035,"twenty":-7.713007,"median":-3.267591,"eighty":-1.830967,"marketCap":56817475},{"date":"2025-11-28","current":-18.373698,"twenty":-7.770141,"median":-3.267591,"eighty":-1.830967,"marketCap":60853689},{"date":"2025-12-05","current":-18.561185,"twenty":-7.827274,"median":-3.267591,"eighty":-1.830967,"marketCap":61474645},{"date":"2025-12-12","current":-16.498831,"twenty":-7.863778,"median":-3.267591,"eighty":-1.830967,"marketCap":54644129},{"date":"2025-12-19","current":-15.280168,"twenty":-7.884408,"median":-3.267591,"eighty":-1.830967,"marketCap":50607915},{"date":"2025-12-26","current":-15.936371,"twenty":-7.937611,"median":-3.267591,"eighty":-1.830967,"marketCap":52781261},{"date":"2026-01-02","current":-14.623964,"twenty":-7.951688,"median":-3.267591,"eighty":-1.830967,"marketCap":48434569},{"date":"2026-01-09","current":-15.936371,"twenty":-7.998674,"median":-3.267591,"eighty":-1.830967,"marketCap":52781261},{"date":"2026-01-16","current":-17.998725,"twenty":-8.025473,"median":-3.267591,"eighty":-1.830967,"marketCap":59611777},{"date":"2026-01-23","current":-20.904769,"twenty":-8.055808,"median":-3.267591,"eighty":-1.830967,"marketCap":69236596},{"date":"2026-01-30","current":-20.529796,"twenty":-8.065401,"median":-3.267591,"eighty":-1.830967,"marketCap":67994684},{"date":"2026-02-06","current":-20.061079,"twenty":-8.112941,"median":-3.267591,"eighty":-1.830967,"marketCap":66442294},{"date":"2026-02-13","current":-21.74846,"twenty":-8.170074,"median":-3.267591,"eighty":-1.830967,"marketCap":72030898},{"date":"2026-02-20","current":-26.716857,"twenty":-8.225112,"median":-3.267591,"eighty":-1.830967,"marketCap":88486232},{"date":"2026-02-27","current":-33.185149,"twenty":-8.227208,"median":-3.267591,"eighty":-1.830967,"marketCap":109909215},{"date":"2026-03-06","current":-32.622689,"twenty":-8.284341,"median":-3.267591,"eighty":-1.830967,"marketCap":108046347},{"date":"2026-03-13","current":-40.215902,"twenty":-8.341475,"median":-3.267591,"eighty":-1.830967,"marketCap":133195066},{"date":"2026-03-20","current":-27.748034,"twenty":-8.398608,"median":-3.267591,"eighty":-1.830967,"marketCap":91901490},{"date":"2026-03-27","current":-28.404238,"twenty":-8.450417,"median":-3.267591,"eighty":-1.830967,"marketCap":94074837},{"date":"2026-04-02","current":-44.475474,"twenty":-8.463005,"median":-3.267591,"eighty":-1.830967,"marketCap":86326895},{"date":"2026-04-10","current":-44.955425,"twenty":-8.588291,"median":-3.267591,"eighty":-1.830967,"marketCap":87258480},{"date":"2026-04-17","current":-45.435376,"twenty":-8.650389,"median":-3.267591,"eighty":-1.830967,"marketCap":88190065},{"date":"2026-04-24","current":-47.195197,"twenty":-8.717945,"median":-3.267591,"eighty":-1.830967,"marketCap":91605878},{"date":"2026-05-01","current":-52.954611,"twenty":-8.825984,"median":-3.267591,"eighty":-1.830967,"marketCap":102784900},{"date":"2026-05-08","current":-53.434562,"twenty":-8.89338,"median":-3.267591,"eighty":-1.830967,"marketCap":103716485},{"date":"2026-05-15","current":-61.753716,"twenty":-9.026493,"median":-3.267591,"eighty":-1.830967,"marketCap":119863962},{"date":"2026-05-22","current":27.453653,"twenty":-9.026493,"median":-3.267591,"eighty":-1.830967,"marketCap":129800871},{"date":"2026-05-29","current":24.629473,"twenty":-9.026493,"median":-3.267591,"eighty":-1.825469,"marketCap":116448150},{"date":"2026-06-05","current":28.964261,"twenty":-9.026493,"median":-3.267591,"eighty":-1.823074,"marketCap":136943024},{"date":"2026-06-12","current":31.197333,"twenty":-9.026493,"median":-3.267591,"eighty":-1.815911,"marketCap":147500990},{"date":"2026-06-18","current":31.000297,"twenty":-9.026493,"median":-3.266148,"eighty":-1.815182,"marketCap":146569404},{"date":"2026-06-26","current":31.854119,"twenty":-9.026493,"median":-3.252614,"eighty":-1.807885,"marketCap":150606274},{"date":"2026-07-02","current":39.341479,"twenty":-9.026493,"median":-3.230324,"eighty":-1.804758,"marketCap":186006511},{"date":"2026-07-10","current":47.091553,"twenty":-9.026493,"median":-3.230324,"eighty":-1.799991,"marketCap":222648862},{"date":"2026-07-17","current":28.50451,"twenty":-9.026493,"median":-3.222669,"eighty":-1.784201,"marketCap":134769325},{"date":"2026-07-24","current":31.263011,"twenty":-9.026493,"median":-3.215014,"eighty":-1.752622,"marketCap":147811518},{"date":"2026-07-31","current":30.277832,"twenty":-9.041537,"median":-3.151046,"eighty":-1.722704,"marketCap":143153592},{"date":"2026-08-07","current":31.394369,"twenty":-9.041537,"median":-3.142447,"eighty":-1.701222,"marketCap":148432575},{"date":"2026-08-14","current":29.94944,"twenty":-9.041537,"median":-3.139861,"eighty":-1.699311,"marketCap":141600950},{"date":"2026-08-21","current":25.616402,"twenty":-9.041537,"median":-3.139861,"eighty":-1.699311,"marketCap":93166854},{"date":"2026-08-28","current":27.751102,"twenty":-9.041537,"median":-3.139861,"eighty":-1.699311,"marketCap":100930758}],"updateTime":1788225499664},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"DWSN\",pageSize:20,pageCount:6,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"10423128","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920110434-DWSN","pdf_url":null,"pub_time":1601395200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/0001104659-20-110434-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/tm2032028d1_ex10-1.htm","primary":true,"translateUrl":null,"linkName":"tm2032028d1_ex10-1.htm","type":"EX-10.1","id":"NTFILE38r1Uy2XNJTK6aej","market":"us","size":37010},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/tm2032028-1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2032028-1_8k.htm","type":"8-K","id":"NTFILEHQZNTrgcTAMANvgu","market":"us","size":31149},{"description":"EXHIBIT 10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/tm2032028d1_ex10-2.htm","primary":false,"translateUrl":null,"linkName":"tm2032028d1_ex10-2.htm","type":"EX-10.2","id":"NTFILE6SA9tfzjZdzjiud8","market":"us","size":11929},{"description":"XBRL TAXONOMY EXTENSION SCHEMA","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/dwsn-20200930.xsd","primary":false,"translateUrl":null,"linkName":"dwsn-20200930.xsd","type":"EX-101.SCH","id":"NTFILEAoY84awmydBbvodb","market":"us","size":3174},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/dwsn-20200930_lab.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200930_lab.xml","type":"EX-101.LAB","id":"NTFILE9tMz173BJhsQArtn","market":"us","size":34591},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/dwsn-20200930_pre.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200930_pre.xml","type":"EX-101.PRE","id":"NTFILEW7YgcQkbA9VDNHkk","market":"us","size":22702},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920110434/tm2032028-1_8k_htm.xml","primary":false,"translateUrl":null,"linkName":"tm2032028-1_8k_htm.xml","type":"XML","id":"NTFILE5rma8q2iqERNNJR2","market":"us","size":3605}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-09-30 00:00","pubTimestamp":1601395200,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423130","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837020009180-DWSN","pdf_url":null,"pub_time":1596470400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"DWSN","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/0001558370-20-009180-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630x10q.htm","primary":true,"translateUrl":null,"linkName":"dwsn-20200630x10q.htm","type":"10-Q","id":"NTFILEDkDgJaBi8NNErVpM","market":"us","size":1478002},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630ex311df5e2f.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200630ex311df5e2f.htm","type":"EX-31.1","id":"NTFILE228RTRHkUkYUPyrA","market":"us","size":14798},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630ex3129e0536.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200630ex3129e0536.htm","type":"EX-31.2","id":"NTFILE7BFTvJtrJeMbo7cq","market":"us","size":15400},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630ex32107b70b.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200630ex32107b70b.htm","type":"EX-32.1","id":"NTFILE7px4jszuwoxkjM5S","market":"us","size":8015},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630ex322550a79.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200630ex322550a79.htm","type":"EX-32.2","id":"NTFILECKeuQEfLKRQtGVck","market":"us","size":8086},{"description":"EX-101.SCH","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630.xsd","primary":false,"translateUrl":null,"linkName":"dwsn-20200630.xsd","type":"EX-101.SCH","id":"NTFILE637E2Lw8dPr7QvdV","market":"us","size":29813},{"description":"EX-101.CAL","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630_cal.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200630_cal.xml","type":"EX-101.CAL","id":"NTFILEGM89AZo9dw5jAgQv","market":"us","size":63231},{"description":"EX-101.DEF","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630_def.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200630_def.xml","type":"EX-101.DEF","id":"NTFILEAWWdeccDTELYzitd","market":"us","size":60246},{"description":"EX-101.LAB","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630_lab.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200630_lab.xml","type":"EX-101.LAB","id":"NTFILE3QDw3ez2JqpP4VMf","market":"us","size":313566},{"description":"EX-101.PRE","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630_pre.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200630_pre.xml","type":"EX-101.PRE","id":"NTFILEBXuTdiMk5we4nkTe","market":"us","size":213384},{"description":"EXTRACTED XBRL INSTANCE DOCUMENT","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/dwsn-20200630x10q_htm.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200630x10q_htm.xml","type":"XML","id":"NTFILE3X4yTtWCiGk2BhLP","market":"us","size":1050290}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[{"id":37385,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37388,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37391,"name":"CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37394,"name":"CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37397,"name":"CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020009180/R6.htm","cdn_url":"","translation_url":"","translate_status":0}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2020-08-04 00:00","pubTimestamp":1596470400,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423122","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920088054-DWSN","pdf_url":null,"pub_time":1596038400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920088054/0001104659-20-088054-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920088054/tm2025951d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2025951d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEH45gou8PUhjHMia2","market":"us","size":136322},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920088054/tm2025951-1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2025951-1_8k.htm","type":"8-K","id":"NTFILEAd7bP92yfnJ3QfsS","market":"us","size":16247}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-07-30 00:00","pubTimestamp":1596038400,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423114","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920085763-DWSN","pdf_url":null,"pub_time":1595433600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920085763/0001104659-20-085763-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920085763/tm2025325d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2025325d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEHYaW4VnhDoaA9Rvs","market":"us","size":10649},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920085763/tm2025325d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2025325d1_8k.htm","type":"8-K","id":"NTFILEGG8BcBxjZzKVLf3h","market":"us","size":17017},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920085763/tm2025325d1_ex99-1img01.jpg","primary":false,"translateUrl":null,"linkName":"tm2025325d1_ex99-1img01.jpg","type":"GRAPHIC","id":"NTFILEBvfBfbp93vUirqbp","market":"us","size":13659}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-07-23 00:00","pubTimestamp":1595433600,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423112","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920072034-DWSN","pdf_url":null,"pub_time":1591718400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920072034/0001104659-20-072034-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920072034/tm2022241d1_8k.htm","primary":true,"translateUrl":null,"linkName":"tm2022241d1_8k.htm","type":"8-K","id":"NTFILEHxhvFoRuXrCmc9hR","market":"us","size":31163}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-06-10 00:00","pubTimestamp":1591718400,"title_zh":"8-K  - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423106","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920061652-DWSN","pdf_url":null,"pub_time":1589385600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920061652/0001104659-20-061652-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920061652/tm2019634d1_8k.htm","primary":true,"translateUrl":null,"linkName":"tm2019634d1_8k.htm","type":"8-K","id":"NTFILE6PkdLywxVgCwsvaZ","market":"us","size":13964}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-05-14 00:00","pubTimestamp":1589385600,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423126","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920057639-DWSN","pdf_url":null,"pub_time":1588780800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920057639/0001104659-20-057639-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920057639/tm2018909d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2018909d1_ex99-1.htm","type":"EX-99.1","id":"NTFILE6Kh8YANPRfWySMKj","market":"us","size":90266},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920057639/tm2018909d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2018909d1_8k.htm","type":"8-K","id":"NTFILE93RTbZ6JnNitU9iB","market":"us","size":16237}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-05-07 00:00","pubTimestamp":1588780800,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423121","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837020005664-DWSN","pdf_url":null,"pub_time":1588780800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"DWSN","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/0001558370-20-005664-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331x10q.htm","primary":true,"translateUrl":null,"linkName":"dwsn-20200331x10q.htm","type":"10-Q","id":"NTFILE5pQ63pmNYrJKSJp2","market":"us","size":1280666},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331ex3117d51db.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200331ex3117d51db.htm","type":"EX-31.1","id":"NTFILE6noYXTLAP9qZhxEw","market":"us","size":15410},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331ex3125d72a5.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200331ex3125d72a5.htm","type":"EX-31.2","id":"NTFILEGMeDAGuRjFk5V7Jr","market":"us","size":15838},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331ex321bac7b2.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200331ex321bac7b2.htm","type":"EX-32.1","id":"NTFILE5vPSErkDJXiyPnbL","market":"us","size":8453},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331ex32265a1b8.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20200331ex32265a1b8.htm","type":"EX-32.2","id":"NTFILEAdToMfSJ1QEZPGNZ","market":"us","size":8535},{"description":"EX-101.INS","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200331.xml","type":"EX-101.INS","id":"NTFILE6oikmGLQVhE9EfD3","market":"us","size":752617},{"description":"EX-101.SCH","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331.xsd","primary":false,"translateUrl":null,"linkName":"dwsn-20200331.xsd","type":"EX-101.SCH","id":"NTFILE73fYrAxPfjV4JWCA","market":"us","size":30197},{"description":"EX-101.CAL","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331_cal.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200331_cal.xml","type":"EX-101.CAL","id":"NTFILEqQuihxDSETyWu6sr","market":"us","size":62048},{"description":"EX-101.DEF","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331_def.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200331_def.xml","type":"EX-101.DEF","id":"NTFILE8uBoFRp3AUtwDrPQ","market":"us","size":64669},{"description":"EX-101.LAB","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331_lab.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200331_lab.xml","type":"EX-101.LAB","id":"NTFILEEciPnBrbaxZPQJhG","market":"us","size":308412},{"description":"EX-101.PRE","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/dwsn-20200331_pre.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20200331_pre.xml","type":"EX-101.PRE","id":"NTFILEB7vyTPLjgRWBAnge","market":"us","size":210909}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[{"id":37384,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37387,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37390,"name":"CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37393,"name":"CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":37396,"name":"CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS??? EQUITY","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020005664/R6.htm","cdn_url":"","translation_url":"","translate_status":0}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2020-05-07 00:00","pubTimestamp":1588780800,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423116","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920053808-DWSN","pdf_url":null,"pub_time":1588176000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920053808/0001104659-20-053808-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920053808/tm2017851d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2017851d1_ex99-1.htm","type":"EX-99.1","id":"NTFILE2UPtdbC93PeTGTLx","market":"us","size":7643},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920053808/tm2017851-1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2017851-1_8k.htm","type":"8-K","id":"NTFILECKbPiXkU6FoUL3mX","market":"us","size":16693},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920053808/tm2017851d1_ex99-1img001.jpg","primary":false,"translateUrl":null,"linkName":"tm2017851d1_ex99-1img001.jpg","type":"GRAPHIC","id":"NTFILEGmEq8MQNH9Z3hKdT","market":"us","size":15020}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-04-30 00:00","pubTimestamp":1588176000,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423118","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920048927-DWSN","pdf_url":null,"pub_time":1587398400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920048927/0001104659-20-048927-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920048927/tm2016322d1_ex10-1.htm","primary":true,"translateUrl":null,"linkName":"tm2016322d1_ex10-1.htm","type":"EX-10.1","id":"NTFILEHi6UVpGCn52cqkJR","market":"us","size":31882},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920048927/tm2016322-1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2016322-1_8k.htm","type":"8-K","id":"NTFILE7bXb4esZ4RBVcbMa","market":"us","size":29713},{"description":"EXHIBIT 10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920048927/tm2016322d1_ex10-2.htm","primary":false,"translateUrl":null,"linkName":"tm2016322d1_ex10-2.htm","type":"EX-10.2","id":"NTFILEDTo3PQ9zsTEKBgSd","market":"us","size":16950},{"description":"EXHIBIT 10.3","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920048927/tm2016322d1_ex10-3.htm","primary":false,"translateUrl":null,"linkName":"tm2016322d1_ex10-3.htm","type":"EX-10.3","id":"NTFILEBaJrp1wfh3xNTUfi","market":"us","size":20025},{"description":"EXHIBIT 10.4","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920048927/tm2016322d1_ex10-4.htm","primary":false,"translateUrl":null,"linkName":"tm2016322d1_ex10-4.htm","type":"EX-10.4","id":"NTFILEDVokr75uMZxuVk6F","market":"us","size":19754},{"description":"EXHIBIT 10.5","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920048927/tm2016322d1_ex10-5.htm","primary":false,"translateUrl":null,"linkName":"tm2016322d1_ex10-5.htm","type":"EX-10.5","id":"NTFILEBD9cf4n1ad3GxM5x","market":"us","size":19996}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-04-21 00:00","pubTimestamp":1587398400,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423100","market":"us","labels":[],"media":"sec.gov","original_id":"AN139834420007752-DWSN","pdf_url":null,"pub_time":1586361600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"DWSN","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000139834420007752/0001398344-20-007752-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000139834420007752/fp0052822_sc13ga.htm","primary":true,"translateUrl":null,"linkName":"fp0052822_sc13ga.htm","type":"SC 13G/A","id":"NTFILE2NnHLzDhq3N39oHa","market":"us","size":79053},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000139834420007752/image_001.gif","primary":false,"translateUrl":null,"linkName":"image_001.gif","type":"GRAPHIC","id":"NTFILEEKvFFmWSRv2gHVpk","market":"us","size":2452},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000139834420007752/image_002.gif","primary":false,"translateUrl":null,"linkName":"image_002.gif","type":"GRAPHIC","id":"NTFILExZ2xVTmg6PpzDwD9","market":"us","size":2452}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-04-09 00:00","pubTimestamp":1586361600,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423129","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837020002153-DWSN","pdf_url":null,"pub_time":1583424000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"DWSN","title":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/0001558370-20-002153-index.htm","us_notice_code":"Form 10-K","us_title_en":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231x10k.htm","primary":true,"translateUrl":null,"linkName":"dwsn-20191231x10k.htm","type":"10-K","id":"NTFILEDTVEshmS2PFMZVBM","market":"us","size":2490331},{"description":"EX-4.2","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231ex4211b3e03.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20191231ex4211b3e03.htm","type":"EX-4.2","id":"NTFILEHWezuKQZYU4BSDTe","market":"us","size":29333},{"description":"EX-21.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231ex211f43b84.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20191231ex211f43b84.htm","type":"EX-21.1","id":"NTFILE7vYLMLMC8SaDhA4C","market":"us","size":2529},{"description":"EX-23.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231ex231b15cb5.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20191231ex231b15cb5.htm","type":"EX-23.1","id":"NTFILE51DB8TALRJrpCwVr","market":"us","size":10766},{"description":"EX-31.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231ex31123eb2c.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20191231ex31123eb2c.htm","type":"EX-31.1","id":"NTFILEATZL6uRCCKWQSPdA","market":"us","size":21143},{"description":"EX-31.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231ex3127ecd62.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20191231ex3127ecd62.htm","type":"EX-31.2","id":"NTFILE78ckk59By4qmeM8V","market":"us","size":20103},{"description":"EX-32.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231ex321bb3a33.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20191231ex321bb3a33.htm","type":"EX-32.1","id":"NTFILEFJ2vSuZWd6ozUs1u","market":"us","size":8474},{"description":"EX-32.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231ex322bb7845.htm","primary":false,"translateUrl":null,"linkName":"dwsn-20191231ex322bb7845.htm","type":"EX-32.2","id":"NTFILEDA64qBR5A2Z1Skgw","market":"us","size":8517},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn20191231x10k001.jpg","primary":false,"translateUrl":null,"linkName":"dwsn20191231x10k001.jpg","type":"GRAPHIC","id":"NTFILE6ABvWe7QJQNdLfE1","market":"us","size":48384},{"description":"EX-101.INS","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20191231.xml","type":"EX-101.INS","id":"NTFILE7BFV6WtHh4S4ARnQ","market":"us","size":1963944},{"description":"EX-101.SCH","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231.xsd","primary":false,"translateUrl":null,"linkName":"dwsn-20191231.xsd","type":"EX-101.SCH","id":"NTFILECP2pVXqrc9GZFo71","market":"us","size":46546},{"description":"EX-101.CAL","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231_cal.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20191231_cal.xml","type":"EX-101.CAL","id":"NTFILEGPacym7MJk2GHBhp","market":"us","size":85893},{"description":"EX-101.DEF","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231_def.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20191231_def.xml","type":"EX-101.DEF","id":"NTFILEGrshkfvNT8uzgDJb","market":"us","size":157285},{"description":"EX-101.LAB","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231_lab.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20191231_lab.xml","type":"EX-101.LAB","id":"NTFILEDC6UGRz3dskoLNQD","market":"us","size":526967},{"description":"EX-101.PRE","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000155837020002153/dwsn-20191231_pre.xml","primary":false,"translateUrl":null,"linkName":"dwsn-20191231_pre.xml","type":"EX-101.PRE","id":"NTFILE3fdUqP3hqbPy4FwQ","market":"us","size":374432}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2020-03-06 00:00","pubTimestamp":1583424000,"title_zh":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423110","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920025586-DWSN","pdf_url":null,"pub_time":1582732800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920025586/0001104659-20-025586-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920025586/tm2010938d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2010938d1_ex99-1.htm","type":"EX-99.1","id":"NTFILE5nZpq9RtJcoXCyKq","market":"us","size":120120},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920025586/tm2010938-1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2010938-1_8k.htm","type":"8-K","id":"NTFILEF8m21W5p18n3ZaAK","market":"us","size":18174},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920025586/tm2010938d1_ex99-1.jpg","primary":false,"translateUrl":null,"linkName":"tm2010938d1_ex99-1.jpg","type":"GRAPHIC","id":"NTFILE6iaC37tsnfpAGkxt","market":"us","size":5111}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-02-27 00:00","pubTimestamp":1582732800,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423101","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920023024-DWSN","pdf_url":null,"pub_time":1582128000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DWSN","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000110465920023024/0001104659-20-023024-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920023024/tm208215d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm208215d1_ex99-1.htm","type":"EX-99.1","id":"NTFILE6cFTQQN2ctHfASLZ","market":"us","size":7662},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920023024/tm208215-1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm208215-1_8k.htm","type":"8-K","id":"NTFILEJBnvD94r8cDWxswa","market":"us","size":16978},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000110465920023024/tm208215d1_ex99-1img01.jpg","primary":false,"translateUrl":null,"linkName":"tm208215d1_ex99-1img01.jpg","type":"GRAPHIC","id":"NTFILECKVbGUKEdPjJTwVQ","market":"us","size":13071}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-02-20 00:00","pubTimestamp":1582128000,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423124","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312520037117-DWSN","pdf_url":null,"pub_time":1581609600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DWSN","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000119312520037117/0001193125-20-037117-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000119312520037117/d132923dsc13g.htm","primary":true,"translateUrl":null,"linkName":"d132923dsc13g.htm","type":"SC 13G","id":"NTFILECgFJETUe7oSD4YZn","market":"us","size":47737},{"description":"EX-99.I","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000119312520037117/d132923dex99i.htm","primary":false,"translateUrl":null,"linkName":"d132923dex99i.htm","type":"EX-99.I","id":"NTFILEDfqozLSYLRozpXTh","market":"us","size":1070},{"description":"EX-99.II","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000119312520037117/d132923dex99ii.htm","primary":false,"translateUrl":null,"linkName":"d132923dex99ii.htm","type":"EX-99.II","id":"NTFILEAWan71wwD3G8yvmj","market":"us","size":3583}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-02-14 00:00","pubTimestamp":1581609600,"title_zh":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423104","market":"us","labels":[],"media":"sec.gov","original_id":"AN117152020000129-DWSN","pdf_url":null,"pub_time":1581609600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"DWSN","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000117152020000129/0001171520-20-000129-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000117152020000129/eps8877.htm","primary":true,"translateUrl":null,"linkName":"eps8877.htm","type":"SC 13G/A","id":"NTFILE2WcbWQeKKdYJKiYt","market":"us","size":66327}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-02-14 00:00","pubTimestamp":1581609600,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423097","market":"us","labels":[],"media":"sec.gov","original_id":"AN139834420003543-DWSN","pdf_url":null,"pub_time":1581609600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DWSN","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000139834420003543/0001398344-20-003543-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000139834420003543/fp0051009_sc13g.htm","primary":true,"translateUrl":null,"linkName":"fp0051009_sc13g.htm","type":"SC 13G","id":"NTFILECxvVkN8K14ohkq1U","market":"us","size":81687},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000139834420003543/image_001.gif","primary":false,"translateUrl":null,"linkName":"image_001.gif","type":"GRAPHIC","id":"NTFILED11dHgDYgU8iTre8","market":"us","size":2452}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-02-14 00:00","pubTimestamp":1581609600,"title_zh":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423117","market":"us","labels":[],"media":"sec.gov","original_id":"AN103738920000182-DWSN","pdf_url":null,"pub_time":1581523200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"DWSN","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000103738920000182/0001037389-20-000182-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000103738920000182/dwsn-13g_20191231.txt","primary":true,"translateUrl":null,"linkName":"dwsn-13g_20191231.txt","type":"SC 13G/A","id":"NTFILE6iiZa3BrJa6AgwQU","market":"us","size":11769}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-02-13 00:00","pubTimestamp":1581523200,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423094","market":"us","labels":[],"media":"sec.gov","original_id":"AN125889720000915-DWSN","pdf_url":null,"pub_time":1581436800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"DWSN","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000125889720000915/0001258897-20-000915-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SCHEDULE 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/354204/000125889720000915/dfs177.htm","primary":true,"translateUrl":null,"linkName":"dfs177.htm","type":"SC 13G/A","id":"NTFILE9DidHMUZMLrdjedY","market":"us","size":51233}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-02-12 00:00","pubTimestamp":1581436800,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10423125","market":"us","labels":[],"media":"sec.gov","original_id":"AN90306420000007-DWSN","pdf_url":null,"pub_time":1580659200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"DWSN","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/799165/000090306420000007/0000903064-20-000007-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"GRACE & WHITE, INC. DWSN 13G/A 12/31/19","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/799165/000090306420000007/dwsn13g123119.txt","primary":true,"translateUrl":null,"linkName":"dwsn13g123119.txt","type":"SC 13G/A","id":"NTFILEDWVdcVP9qPADwJju","market":"us","size":7559}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-02-03 00:00","pubTimestamp":1580659200,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":10,"pageCount":6,"totalSize":185,"code":"91000000","status":"200"}]}}