Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046765-20-000030-index-headers.html | 2020-11-19 16:35:12 | |
| 0000046765-20-000030-index.html | 2020-11-19 16:35:12 | |
| 0000046765-20-000030.txt | 2020-11-19 16:35:12 | |
 0000046765-20-000030-xbrl.zip | 41801 | 2020-11-19 16:35:12 |
| FilingSummary.xml | 1724 | 2020-11-19 16:35:12 |
| Financial_Report.xlsx | 5453 | 2020-11-19 16:35:12 |
| hp-20201119.xsd | 4425 | 2020-11-19 16:35:12 |
| hp-202011198xk.htm | 41007 | 2020-11-19 16:35:12 |
| hp-202011198xk_htm.xml | 4539 | 2020-11-19 16:35:12 |
| hp-20201119_cal.xml | 612 | 2020-11-19 16:35:12 |
| hp-20201119_def.xml | 1462 | 2020-11-19 16:35:12 |
| hp-20201119_lab.xml | 26142 | 2020-11-19 16:35:12 |
| hp-20201119_pre.xml | 13568 | 2020-11-19 16:35:12 |
 hpunifiedlogocolorlarge20201.jpg | 285849 | 2020-11-19 16:35:12 |
 letterheadfootera02.jpg | 35127 | 2020-11-19 16:35:12 |
| MetaLinks.json | 18235 | 2020-11-19 16:35:12 |
| q4fy20earningsrelease.htm | 745776 | 2020-11-19 16:35:12 |
| R1.htm | 38606 | 2020-11-19 16:35:12 |
| report.css | 2767 | 2020-11-19 16:35:12 |
| Show.js | 1085 | 2020-11-19 16:35:12 |