Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001699136-23-000064-index-headers.html | 2023-05-09 07:01:30 | |
| 0001699136-23-000064-index.html | 2023-05-09 07:01:30 | |
| 0001699136-23-000064.txt | 2023-05-09 07:01:30 | |
 0001699136-23-000064-xbrl.zip | 32159 | 2023-05-09 07:01:30 |
| FilingSummary.xml | 1648 | 2023-05-09 07:01:30 |
| Financial_Report.xlsx | 5680 | 2023-05-09 07:01:30 |
| MetaLinks.json | 17084 | 2023-05-09 07:01:30 |
| R1.htm | 38079 | 2023-05-09 07:01:30 |
| report.css | 2767 | 2023-05-09 07:01:30 |
| Show.js | 1085 | 2023-05-09 07:01:30 |
 whd-20200429xex99d1g001.jpg | 2805 | 2023-05-09 07:01:30 |
| whd-2023033123xexhibit991.htm | 417308 | 2023-05-09 07:01:30 |
| whd-20230509.htm | 32898 | 2023-05-09 07:01:30 |
| whd-20230509.xsd | 1905 | 2023-05-09 07:01:30 |
| whd-20230509_htm.xml | 10562 | 2023-05-09 07:01:30 |
| whd-20230509_lab.xml | 24137 | 2023-05-09 07:01:30 |
| whd-20230509_pre.xml | 12511 | 2023-05-09 07:01:30 |