Note F - Income Taxes - Reconciliation of Income Tax Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Income taxes computed at statutory federal income tax rate	$ 4,614	$ 1,463
State income taxes, net of federal income tax expense	179	7
Expenses not deductible for tax purposes	19	13
Foreign tax rate differential	(514)	(451)
Adjust state deferred due to change in apportionment	(18)	(25)
Valuation allowance	(193)
Other, net	(61)	(46)
Provision for income taxes	$ 4,026	$ 961
Effective Income Tax Rate Reconciliation, Percent	29.70%	22.30%