Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000056701-26-000008-index.html | 2026-01-29 18:10:18 | |
| 0000056701-26-000008.txt | 2026-01-29 18:10:18 | |
 0000056701-26-000008-xbrl.zip | 138866 | 2026-01-29 18:10:18 |
| FilingSummary.xml | 24909 | 2026-01-29 18:10:18 |
| koss-20251231.xsd | 25984 | 2026-01-29 18:10:18 |
| koss-20251231x10q.htm | 2022313 | 2026-01-29 18:10:18 |
| koss-20251231x10q_htm.xml | 235627 | 2026-01-29 18:10:18 |
| koss-20251231xex31_1.htm | 13782 | 2026-01-29 18:10:18 |
| koss-20251231xex31_2.htm | 14372 | 2026-01-29 18:10:18 |
| koss-20251231xex32_1.htm | 7881 | 2026-01-29 18:10:18 |
| koss-20251231xex32_2.htm | 8552 | 2026-01-29 18:10:18 |
| koss-20251231_cal.xml | 55380 | 2026-01-29 18:10:18 |
| koss-20251231_def.xml | 95415 | 2026-01-29 18:10:18 |
| koss-20251231_lab.xml | 295598 | 2026-01-29 18:10:18 |
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| R1.htm | 51549 | 2026-01-29 18:10:18 |
| R10.htm | 10265 | 2026-01-29 18:10:18 |
| R11.htm | 12244 | 2026-01-29 18:10:18 |
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| R19.htm | 11605 | 2026-01-29 18:10:18 |
| R2.htm | 126416 | 2026-01-29 18:10:18 |
| R20.htm | 5405 | 2026-01-29 18:10:18 |
| R21.htm | 5277 | 2026-01-29 18:10:18 |
| R22.htm | 4554 | 2026-01-29 18:10:18 |
| R23.htm | 5448 | 2026-01-29 18:10:18 |
| R24.htm | 6690 | 2026-01-29 18:10:18 |
| R25.htm | 28960 | 2026-01-29 18:10:18 |
| R26.htm | 22377 | 2026-01-29 18:10:18 |
| R27.htm | 22567 | 2026-01-29 18:10:18 |
| R28.htm | 12704 | 2026-01-29 18:10:18 |
| R29.htm | 10341 | 2026-01-29 18:10:18 |
| R3.htm | 14548 | 2026-01-29 18:10:18 |
| R30.htm | 14623 | 2026-01-29 18:10:18 |
| R31.htm | 16908 | 2026-01-29 18:10:18 |
| R32.htm | 18941 | 2026-01-29 18:10:18 |
| R33.htm | 15703 | 2026-01-29 18:10:18 |
| R34.htm | 45615 | 2026-01-29 18:10:18 |
| R35.htm | 11018 | 2026-01-29 18:10:18 |
| R36.htm | 19921 | 2026-01-29 18:10:18 |
| R37.htm | 4848 | 2026-01-29 18:10:18 |
| R38.htm | 70011 | 2026-01-29 18:10:18 |
| R39.htm | 15135 | 2026-01-29 18:10:18 |
| R4.htm | 93193 | 2026-01-29 18:10:18 |
| R5.htm | 108875 | 2026-01-29 18:10:18 |
| R6.htm | 45520 | 2026-01-29 18:10:18 |
| R7.htm | 14844 | 2026-01-29 18:10:18 |
| R8.htm | 6861 | 2026-01-29 18:10:18 |
| R9.htm | 4526 | 2026-01-29 18:10:18 |
| report.css | 2767 | 2026-01-29 18:10:18 |
| Show.js | 1085 | 2026-01-29 18:10:18 |