Note F - Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Current:
Federal, current	$ 2,141	$ 1,791
State, current	52	90
Foreign, current	976	646
Total current	3,169	2,527
Deferred:
Federal, deferred	2,024	305
State, deferred	134	44
Foreign, deferred	235
Total deferred	2,393	349
Total provision for income taxes	$ 5,562	$ 2,876