Note 11 - Accumulated Other Comprehensive Income (Loss) (Detail) - Cumulative balance of each component of accumulated other comprehensive income (loss) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Jun. 30, 2012	Sep. 30, 2011	Jun. 30, 2011
Foreign currency translation adjustment	$ 2,285	$ 2,315	$ 2,161	$ 2,022
Defined benefit pension plan liability	(5,341)	(5,341)	(2,627)	(2,625)
Accumulated other comprehensive income (loss)	(3,056)	(3,026)	(466)	(603)
Fiscal 2012 Change [Member]
Foreign currency translation adjustment			139
Defined benefit pension plan liability			(2)
Accumulated other comprehensive income (loss)			137
Fiscal 2013 Change [Member]
Foreign currency translation adjustment	(30)
Accumulated other comprehensive income (loss)	$ (30)