Note J - Shareholders' Equity - Reconciliation for the Reclassifications Out of Accumulated Other Comprehensive Income (Loss), Net of Tax (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Actuarial loss	$ (2,079)
Total amortization	15,367	$ 14,465
Income taxes	4,121	3,788
Net income	11,246	10,677
MMTM adjustment		2,430
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Actuarial loss		16
Transition asset and prior service benefit	21	336
Translation	(64)	6
Total amortization	(2,122)	1,673
Income taxes	8	108
Net income	$ (2,114)	1,781
Plan merger remeasurement adjustment		$ (1,115)