Note 11 - Income Taxes (Details) - Components of Earnings (Loss) Before Income Taxes (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Note 11 - Income Taxes (Details) - Components of Earnings (Loss) Before Income Taxes [Line Items]
Income (loss) before income taxes	$ 1,649	$ (1,236)	$ 1,121	$ (738)	$ (9,105)	$ 2,231	$ 3,234	$ 3,751	$ 796	$ 111	$ 13,239
Domestic Operations [Member]
Note 11 - Income Taxes (Details) - Components of Earnings (Loss) Before Income Taxes [Line Items]
Income (loss) before income taxes									(2,633)	(14,614)	(413)
Foreign Operations [Member]
Note 11 - Income Taxes (Details) - Components of Earnings (Loss) Before Income Taxes [Line Items]
Income (loss) before income taxes									$ 3,429	$ 14,725	$ 13,652