Note H - Employee Benefit Plans - Components Included in Defined Benefit Pension Plan's Net Periodic Benefit Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Interest cost	$ 39	$ 39
Expected return on plan assets	(69)	(59)
Recognized actuarial loss	63	110
Settlement loss	50	73
Net periodic benefit expense	$ 83	$ 163