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BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - COVID-19 Impact (Details) - USD ($) | 12 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |
North carolina COVID-19 grant | $ 0 | $ 0 | $ 1,100,000

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