Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-21-133978-index-headers.html | 2021-11-04 06:15:21 | |
| 0001104659-21-133978-index.html | 2021-11-04 06:15:21 | |
| 0001104659-21-133978.txt | 2021-11-04 06:15:21 | |
 0001104659-21-133978-xbrl.zip | 23955 | 2021-11-04 06:15:21 |
| dwsn-20211104.xsd | 3177 | 2021-11-04 06:15:21 |
| dwsn-20211104_lab.xml | 34594 | 2021-11-04 06:15:21 |
| dwsn-20211104_pre.xml | 22705 | 2021-11-04 06:15:21 |
| FilingSummary.xml | 1636 | 2021-11-04 06:15:21 |
| Financial_Report.xlsx | 5690 | 2021-11-04 06:15:21 |
| MetaLinks.json | 38201 | 2021-11-04 06:15:21 |
| R1.htm | 40148 | 2021-11-04 06:15:21 |
| report.css | 2767 | 2021-11-04 06:15:21 |
| Show.js | 1084 | 2021-11-04 06:15:21 |
| tm2131573d2_8k.htm | 25645 | 2021-11-04 06:15:21 |
| tm2131573d2_8k_htm.xml | 3605 | 2021-11-04 06:15:21 |
| tm2131573d2_ex99-1.htm | 125527 | 2021-11-04 06:15:21 |