Employee Stock Ownership Plan	9 Months Ended
Mar. 31, 2024
Employee Stock Ownership Plan [Abstract]
Employee Stock Ownership Plan	9. EMPLOYEE STOCK OWNERSHIP PLAN The Company amended and restated its Koss Employee Stock Ownership Trust (“KESOT”) effective July 1, 2023 and received approval from the Board of Directors on July 26, 2023. Substantially all domestic employees are participants in the KESOT under which an annual contribution in either cash or common stock may be made at the discretion of the Board of Directors. All contributions to date have been fully allocated to employees’ company contribution accounts. No contributions were made for the three or nine months ended March 31, 2024 or 2023, respectively.

The entire disclosure for an entity's employee compensation and benefit plans, including, but not limited to, postemployment and postretirement benefit plans, defined benefit pension plans, defined contribution plans, non-qualified and supplemental benefit plans, deferred compensation, share-based compensation, life insurance, severance, health care, unemployment and other benefit plans.

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-Name Accounting Standards Codification
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