Note 5 - Income Taxes (Details Textual) $ in Millions	3 Months Ended
	Sep. 30, 2015 USD ($)
Foreign Earnings Repatriated	$ 200
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount	70
Undistributed Earnings of Foreign Subsidiaries	800
Foregin Cash and Cash Equivalents, Balance Suject to Domestic Tax Upon Repatriation	$ 30