Note 7 - Intangible Assets - Summary of Amortization Expense (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Cost of goods sold	$ 1,306	$ 1,306
Operating expenses	2,492	3,683
Total amortization of intangible assets expense	$ 3,798	$ 4,989

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details