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|---|---|---|
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| 0000056701-18-000004-index.html | 2018-01-31 17:14:30 | |
| 0000056701-18-000004.txt | 2018-01-31 17:14:30 | |
 0000056701-18-000004-xbrl.zip | 71341 | 2018-01-31 17:14:30 |
| FilingSummary.xml | 20682 | 2018-01-31 17:14:30 |
| Financial_Report.xlsx | 34577 | 2018-01-31 17:14:30 |
| fy18q210-q.htm | 467084 | 2018-01-31 17:14:30 |
| koss-20171231.xml | 305012 | 2018-01-31 17:14:30 |
| koss-20171231.xsd | 21508 | 2018-01-31 17:14:30 |
| koss-20171231_cal.xml | 54261 | 2018-01-31 17:14:30 |
| koss-20171231_def.xml | 80114 | 2018-01-31 17:14:30 |
| koss-20171231_lab.xml | 242410 | 2018-01-31 17:14:30 |
| koss-20171231_pre.xml | 139133 | 2018-01-31 17:14:30 |
| kossexhibit31112312017.htm | 12103 | 2018-01-31 17:14:30 |
| kossexhibit31212312017.htm | 12092 | 2018-01-31 17:14:30 |
| kossexhibit32112312017.htm | 6798 | 2018-01-31 17:14:30 |
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| R9.htm | 17011 | 2018-01-31 17:14:30 |
| report.css | 2767 | 2018-01-31 17:14:30 |
| Show.js | 1410 | 2018-01-31 17:14:30 |