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| 0001628280-26-053339-index.html | 2026-08-05 16:08:16 | |
| 0001628280-26-053339.txt | 2026-08-05 16:08:16 | |
 0001628280-26-053339-xbrl.zip | 21143 | 2026-08-05 16:08:16 |
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| hmh-20260805.htm | 26778 | 2026-08-05 16:08:16 |
| hmh-20260805.xsd | 1857 | 2026-08-05 16:08:16 |
| hmh-20260805_htm.xml | 2825 | 2026-08-05 16:08:16 |
| hmh-20260805_lab.xml | 22771 | 2026-08-05 16:08:16 |
| hmh-20260805_pre.xml | 13115 | 2026-08-05 16:08:16 |
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| report.css | 2766 | 2026-08-05 16:08:16 |
| Show.js | 1084 | 2026-08-05 16:08:16 |