Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-21-132591-index-headers.html | 2021-11-02 06:15:53 | |
| 0001104659-21-132591-index.html | 2021-11-02 06:15:53 | |
| 0001104659-21-132591.txt | 2021-11-02 06:15:53 | |
 0001104659-21-132591-xbrl.zip | 13861 | 2021-11-02 06:15:53 |
| dwsn-20211102.xsd | 3177 | 2021-11-02 06:15:53 |
| dwsn-20211102_lab.xml | 34594 | 2021-11-02 06:15:53 |
| dwsn-20211102_pre.xml | 22705 | 2021-11-02 06:15:53 |
| FilingSummary.xml | 1636 | 2021-11-02 06:15:53 |
| Financial_Report.xlsx | 5690 | 2021-11-02 06:15:53 |
| MetaLinks.json | 38201 | 2021-11-02 06:15:53 |
| R1.htm | 40148 | 2021-11-02 06:15:53 |
| report.css | 2767 | 2021-11-02 06:15:53 |
| Show.js | 1085 | 2021-11-02 06:15:53 |
| tm2131573d1_8k.htm | 25752 | 2021-11-02 06:15:53 |
| tm2131573d1_8k_htm.xml | 3605 | 2021-11-02 06:15:53 |
| tm2131573d1_ex99-1.htm | 9093 | 2021-11-02 06:15:53 |
 tm2131573d1_ex99-1img001.jpg | 4264 | 2021-11-02 06:15:53 |