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| 0001437749-25-004135-index.html | 2025-02-18 09:20:12 | |
| 0001437749-25-004135.txt | 2025-02-18 09:20:12 | |
 0001437749-25-004135-xbrl.zip | 11420 | 2025-02-18 09:20:12 |
| ex_779348.htm | 4096 | 2025-02-18 09:20:12 |
| FilingSummary.xml | 1766 | 2025-02-18 09:20:12 |
| Financial_Report.xlsx | 5851 | 2025-02-18 09:20:12 |
| hpe20250217_8k.htm | 34996 | 2025-02-18 09:20:12 |
| hpe20250217_8k_htm.xml | 4719 | 2025-02-18 09:20:12 |
| hpk-20250218.xsd | 3797 | 2025-02-18 09:20:12 |
| hpk-20250218_def.xml | 14069 | 2025-02-18 09:20:12 |
| hpk-20250218_lab.xml | 18492 | 2025-02-18 09:20:12 |
| hpk-20250218_pre.xml | 14156 | 2025-02-18 09:20:12 |
 logo.jpg | 10302 | 2025-02-18 09:20:12 |
| MetaLinks.json | 22820 | 2025-02-18 09:20:12 |
| R1.htm | 45493 | 2025-02-18 09:20:12 |
| report.css | 2767 | 2025-02-18 09:20:12 |
| Show.js | 1085 | 2025-02-18 09:20:12 |