Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046765-22-000072-index-headers.html | 2022-12-02 16:39:59 | |
| 0000046765-22-000072-index.html | 2022-12-02 16:39:59 | |
| 0000046765-22-000072.txt | 2022-12-02 16:39:59 | |
 0000046765-22-000072-xbrl.zip | 10248 | 2022-12-02 16:39:59 |
| FilingSummary.xml | 1606 | 2022-12-02 16:39:59 |
| Financial_Report.xlsx | 5700 | 2022-12-02 16:39:59 |
| hp-20221128.htm | 29579 | 2022-12-02 16:39:59 |
| hp-20221128.xsd | 1900 | 2022-12-02 16:39:59 |
| hp-20221128_htm.xml | 10631 | 2022-12-02 16:39:59 |
| hp-20221128_lab.xml | 24137 | 2022-12-02 16:39:59 |
| hp-20221128_pre.xml | 12512 | 2022-12-02 16:39:59 |
| MetaLinks.json | 16526 | 2022-12-02 16:39:59 |
| R1.htm | 38090 | 2022-12-02 16:39:59 |
| report.css | 2766 | 2022-12-02 16:39:59 |
| Show.js | 1084 | 2022-12-02 16:39:59 |