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Note D - Intangible Assets (Details Textual) $ in Thousands		12 Months Ended
	Mar. 27, 2020 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life (Year)		7 years
Amortization of Intangible Assets, Total		$ 3,390	$ 4,532
Goodwill, Ending Balance	$ 25,380	0	0	$ 25,954
Goodwill, Impairment Loss	$ 25,380		25,380
Impairment of Intangible Assets (Excluding Goodwill), Total			2,223
Goodwill and Intangible Asset Impairment, Total		$ 0	27,603
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Goodwill and Other Impairment Charge, Amount			$ 1,199
Measurement Input, Discount Rate [Member]
Goodwill, Measurement Input	0.130

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- Definition

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to goodwill and other impairment charge.

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.

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