Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000056701-25-000059-index.html | 2025-10-30 18:23:24 | |
| 0000056701-25-000059.txt | 2025-10-30 18:23:24 | |
 0000056701-25-000059-xbrl.zip | 124104 | 2025-10-30 18:23:24 |
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| koss-20250930xex31_2.htm | 14425 | 2025-10-30 18:23:24 |
| koss-20250930xex32_1.htm | 7935 | 2025-10-30 18:23:24 |
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| koss-20250930_def.xml | 85950 | 2025-10-30 18:23:24 |
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| R1.htm | 51549 | 2025-10-30 18:23:24 |
| R10.htm | 38506 | 2025-10-30 18:23:24 |
| R11.htm | 14466 | 2025-10-30 18:23:24 |
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| R15.htm | 9260 | 2025-10-30 18:23:24 |
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| R18.htm | 41917 | 2025-10-30 18:23:24 |
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| R2.htm | 119731 | 2025-10-30 18:23:24 |
| R20.htm | 33002 | 2025-10-30 18:23:24 |
| R21.htm | 26059 | 2025-10-30 18:23:24 |
| R22.htm | 23544 | 2025-10-30 18:23:24 |
| R23.htm | 54807 | 2025-10-30 18:23:24 |
| R24.htm | 83098 | 2025-10-30 18:23:24 |
| R25.htm | 27608 | 2025-10-30 18:23:24 |
| R26.htm | 21542 | 2025-10-30 18:23:24 |
| R27.htm | 21730 | 2025-10-30 18:23:24 |
| R28.htm | 12704 | 2025-10-30 18:23:24 |
| R29.htm | 7398 | 2025-10-30 18:23:24 |
| R3.htm | 14548 | 2025-10-30 18:23:24 |
| R30.htm | 12601 | 2025-10-30 18:23:24 |
| R31.htm | 16648 | 2025-10-30 18:23:24 |
| R32.htm | 18685 | 2025-10-30 18:23:24 |
| R33.htm | 14343 | 2025-10-30 18:23:24 |
| R34.htm | 38720 | 2025-10-30 18:23:24 |
| R35.htm | 9367 | 2025-10-30 18:23:24 |
| R36.htm | 21007 | 2025-10-30 18:23:24 |
| R37.htm | 4848 | 2025-10-30 18:23:24 |
| R38.htm | 59896 | 2025-10-30 18:23:24 |
| R39.htm | 4292 | 2025-10-30 18:23:24 |
| R4.htm | 77646 | 2025-10-30 18:23:24 |
| R5.htm | 104909 | 2025-10-30 18:23:24 |
| R6.htm | 33977 | 2025-10-30 18:23:24 |
| R7.htm | 31523 | 2025-10-30 18:23:24 |
| R8.htm | 101303 | 2025-10-30 18:23:24 |
| R9.htm | 33548 | 2025-10-30 18:23:24 |
| report.css | 2767 | 2025-10-30 18:23:24 |
| Show.js | 1085 | 2025-10-30 18:23:24 |