Note 8 - Income Taxes (Details Textual) - USD ($)	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Deferred Tax Assets, Valuation Allowance	$ 0
Income Tax Expense (Benefit)	660,000	$ 818,000
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest	$ 482,000	$ 1,741,000
Effective Income Tax Rate Reconciliation, Percent	136.90%	47.00%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount, Return to Provision Adjustment	$ 54,000
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount, Use of Tax Loss Carryforwards	75,000
Decrease in Unrecognized Tax Benefits is Reasonably Possible	$ 400,000