Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046765-23-000034-index-headers.html | 2023-06-07 16:28:57 | |
| 0000046765-23-000034-index.html | 2023-06-07 16:28:57 | |
| 0000046765-23-000034.txt | 2023-06-07 16:28:57 | |
 0000046765-23-000034-xbrl.zip | 10267 | 2023-06-07 16:28:57 |
| FilingSummary.xml | 1604 | 2023-06-07 16:28:57 |
| Financial_Report.xlsx | 5703 | 2023-06-07 16:28:57 |
| hp-20230607.htm | 29643 | 2023-06-07 16:28:57 |
| hp-20230607.xsd | 1902 | 2023-06-07 16:28:57 |
| hp-20230607_htm.xml | 10583 | 2023-06-07 16:28:57 |
| hp-20230607_lab.xml | 24139 | 2023-06-07 16:28:57 |
| hp-20230607_pre.xml | 12514 | 2023-06-07 16:28:57 |
| MetaLinks.json | 17060 | 2023-06-07 16:28:57 |
| R1.htm | 38097 | 2023-06-07 16:28:57 |
| report.css | 2766 | 2023-06-07 16:28:57 |
| Show.js | 1084 | 2023-06-07 16:28:57 |