Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-22-017716-index-headers.html | 2022-11-14 15:00:33 | |
| 0001558370-22-017716-index.html | 2022-11-14 15:00:33 | |
| 0001558370-22-017716.txt | 2022-11-14 15:00:33 | |
 0001558370-22-017716-xbrl.zip | 134635 | 2022-11-14 15:00:33 |
| dwsn-20220930.xsd | 26284 | 2022-11-14 15:00:33 |
| dwsn-20220930x10q.htm | 1158885 | 2022-11-14 15:00:33 |
| dwsn-20220930x10q_htm.xml | 529381 | 2022-11-14 15:00:33 |
| dwsn-20220930xex31d1.htm | 14375 | 2022-11-14 15:00:33 |
| dwsn-20220930xex31d2.htm | 15454 | 2022-11-14 15:00:33 |
| dwsn-20220930xex32d1.htm | 7587 | 2022-11-14 15:00:33 |
| dwsn-20220930xex32d2.htm | 8112 | 2022-11-14 15:00:33 |
| dwsn-20220930_cal.xml | 45720 | 2022-11-14 15:00:33 |
| dwsn-20220930_def.xml | 78160 | 2022-11-14 15:00:33 |
| dwsn-20220930_lab.xml | 271189 | 2022-11-14 15:00:33 |
| dwsn-20220930_pre.xml | 179217 | 2022-11-14 15:00:33 |
| FilingSummary.xml | 21077 | 2022-11-14 15:00:33 |
| Financial_Report.xlsx | 48441 | 2022-11-14 15:00:33 |
| MetaLinks.json | 388830 | 2022-11-14 15:00:33 |
| R1.htm | 51574 | 2022-11-14 15:00:33 |
| R10.htm | 32220 | 2022-11-14 15:00:33 |
| R11.htm | 29267 | 2022-11-14 15:00:33 |
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| R19.htm | 28082 | 2022-11-14 15:00:33 |
| R2.htm | 108754 | 2022-11-14 15:00:33 |
| R20.htm | 24234 | 2022-11-14 15:00:33 |
| R21.htm | 29635 | 2022-11-14 15:00:33 |
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| R23.htm | 8873 | 2022-11-14 15:00:33 |
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| R25.htm | 12584 | 2022-11-14 15:00:33 |
| R26.htm | 43009 | 2022-11-14 15:00:33 |
| R27.htm | 7654 | 2022-11-14 15:00:33 |
| R28.htm | 8290 | 2022-11-14 15:00:33 |
| R29.htm | 26227 | 2022-11-14 15:00:33 |
| R3.htm | 18834 | 2022-11-14 15:00:33 |
| R30.htm | 5491 | 2022-11-14 15:00:33 |
| R31.htm | 36187 | 2022-11-14 15:00:33 |
| R32.htm | 8216 | 2022-11-14 15:00:33 |
| R33.htm | 4672 | 2022-11-14 15:00:33 |
| R34.htm | 11205 | 2022-11-14 15:00:33 |
| R4.htm | 81688 | 2022-11-14 15:00:33 |
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| R6.htm | 73208 | 2022-11-14 15:00:33 |
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| R8.htm | 18328 | 2022-11-14 15:00:33 |
| R9.htm | 7646 | 2022-11-14 15:00:33 |
| report.css | 2767 | 2022-11-14 15:00:33 |
| Show.js | 1085 | 2022-11-14 15:00:33 |