Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001699136-22-000058-index-headers.html | 2022-03-23 15:49:11 | |
| 0001699136-22-000058-index.html | 2022-03-23 15:49:11 | |
| 0001699136-22-000058.txt | 2022-03-23 15:49:11 | |
 0001699136-22-000058-xbrl.zip | 10318 | 2022-03-23 15:49:11 |
| FilingSummary.xml | 1607 | 2022-03-23 15:49:11 |
| Financial_Report.xlsx | 5657 | 2022-03-23 15:49:11 |
| MetaLinks.json | 16872 | 2022-03-23 15:49:11 |
| R1.htm | 38734 | 2022-03-23 15:49:11 |
| report.css | 2766 | 2022-03-23 15:49:11 |
| Show.js | 1084 | 2022-03-23 15:49:11 |
| whd-20220317.htm | 31501 | 2022-03-23 15:49:11 |
| whd-20220317.xsd | 1917 | 2022-03-23 15:49:11 |
| whd-20220317_htm.xml | 10568 | 2022-03-23 15:49:11 |
| whd-20220317_lab.xml | 24275 | 2022-03-23 15:49:11 |
| whd-20220317_pre.xml | 12649 | 2022-03-23 15:49:11 |