Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046765-21-000009-index-headers.html | 2021-02-09 17:18:18 | |
| 0000046765-21-000009-index.html | 2021-02-09 17:18:18 | |
| 0000046765-21-000009.txt | 2021-02-09 17:18:18 | |
 0000046765-21-000009-xbrl.zip | 34222 | 2021-02-09 17:18:18 |
| FilingSummary.xml | 1715 | 2021-02-09 17:18:18 |
| Financial_Report.xlsx | 5459 | 2021-02-09 17:18:18 |
 footer-earningsrelease1a.jpg | 8690 | 2021-02-09 17:18:18 |
| hp-20210209.htm | 31874 | 2021-02-09 17:18:18 |
| hp-20210209.xsd | 2417 | 2021-02-09 17:18:18 |
| hp-20210209_cal.xml | 714 | 2021-02-09 17:18:18 |
| hp-20210209_def.xml | 1651 | 2021-02-09 17:18:18 |
| hp-20210209_htm.xml | 10533 | 2021-02-09 17:18:18 |
| hp-20210209_lab.xml | 24275 | 2021-02-09 17:18:18 |
| hp-20210209_pre.xml | 12650 | 2021-02-09 17:18:18 |
 hp_unifiedlogoxcolorxlargea.jpg | 285849 | 2021-02-09 17:18:18 |
| MetaLinks.json | 17265 | 2021-02-09 17:18:18 |
| q1fy21earningsrelease.htm | 404331 | 2021-02-09 17:18:18 |
| R1.htm | 38612 | 2021-02-09 17:18:18 |
| report.css | 2767 | 2021-02-09 17:18:18 |
| Show.js | 1085 | 2021-02-09 17:18:18 |