Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001699136-22-000078-index-headers.html | 2022-05-18 14:46:16 | |
| 0001699136-22-000078-index.html | 2022-05-18 14:46:16 | |
| 0001699136-22-000078.txt | 2022-05-18 14:46:16 | |
 0001699136-22-000078-xbrl.zip | 10939 | 2022-05-18 14:46:16 |
| FilingSummary.xml | 1607 | 2022-05-18 14:46:16 |
| Financial_Report.xlsx | 5656 | 2022-05-18 14:46:16 |
| MetaLinks.json | 16872 | 2022-05-18 14:46:16 |
| R1.htm | 38732 | 2022-05-18 14:46:16 |
| report.css | 2766 | 2022-05-18 14:46:16 |
| Show.js | 1084 | 2022-05-18 14:46:16 |
| whd-20220517.htm | 44715 | 2022-05-18 14:46:16 |
| whd-20220517.xsd | 1917 | 2022-05-18 14:46:16 |
| whd-20220517_htm.xml | 10568 | 2022-05-18 14:46:16 |
| whd-20220517_lab.xml | 24275 | 2022-05-18 14:46:16 |
| whd-20220517_pre.xml | 12649 | 2022-05-18 14:46:16 |