Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046765-22-000004-index-headers.html | 2022-01-31 16:42:25 | |
| 0000046765-22-000004-index.html | 2022-01-31 16:42:25 | |
| 0000046765-22-000004.txt | 2022-01-31 16:42:25 | |
 0000046765-22-000004-xbrl.zip | 34366 | 2022-01-31 16:42:25 |
| FilingSummary.xml | 1650 | 2022-01-31 16:42:25 |
| Financial_Report.xlsx | 5679 | 2022-01-31 16:42:25 |
| hp-20220131.htm | 31723 | 2022-01-31 16:42:25 |
| hp-20220131.xsd | 1900 | 2022-01-31 16:42:25 |
| hp-20220131_htm.xml | 10567 | 2022-01-31 16:42:25 |
| hp-20220131_lab.xml | 24137 | 2022-01-31 16:42:25 |
| hp-20220131_pre.xml | 12512 | 2022-01-31 16:42:25 |
 hp_unifiedlogoxcolorxlarge.jpg | 285849 | 2022-01-31 16:42:25 |
| MetaLinks.json | 16529 | 2022-01-31 16:42:25 |
| q1fy22earningsrelease.htm | 454610 | 2022-01-31 16:42:25 |
| R1.htm | 38573 | 2022-01-31 16:42:25 |
| report.css | 2767 | 2022-01-31 16:42:25 |
| Show.js | 1085 | 2022-01-31 16:42:25 |