Note G - Debt - Long-term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Long-term debt	$ 32,085	$ 42,587
Less: current maturities	(2,000)	(4,691)
Total long-term debt	30,085	37,896
Revolving Loan [Member]
Long-term debt	15,415	16,641
Term Loan [Member]
Long-term debt	16,500	17,500
Promissory Note [Member] | Paycheck Protection Program CARES Act [Member]
Long-term debt	0	8,200
Other Long-Term Debt [Member]
Long-term debt	$ 170	$ 246