Note 18 - Industry Segment Information (Details) - Industry Segments (USD $) In Thousands, unless otherwise specified	3 Months Ended										12 Months Ended
	Jun. 30, 2014		Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013		Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2012
Note 18 - Industry Segment Information (Details) - Industry Segments [Line Items]
Net sales	$ 197,340		$ 174,160	$ 166,540	$ 178,140	$ 175,823		$ 160,090	$ 160,866	$ 176,611	$ 716,180	[1]	$ 673,390	[1]	$ 610,586	[1]
Long-lived assets	96,697					92,542					96,697		92,542		79,906
UNITED STATES
Note 18 - Industry Segment Information (Details) - Industry Segments [Line Items]
Net sales											505,853	[1]	488,048	[1]	466,248	[1]
Long-lived assets	59,225					58,890					59,225		58,890		60,327
Asia [Member]
Note 18 - Industry Segment Information (Details) - Industry Segments [Line Items]
Net sales											53,551	[1]	51,664	[1]	28,739	[1]
Long-lived assets	5,627					4,166					5,627		4,166		2,658
EMEA [Member]
Note 18 - Industry Segment Information (Details) - Industry Segments [Line Items]
Net sales											130,602	[1],[2]	113,367	[1],[2]	91,819	[1],[2]
Long-lived assets	23,266	[2]				22,065	[2]				23,266	[2]	22,065	[2]	11,846	[2]
Other Geographical [Member]
Note 18 - Industry Segment Information (Details) - Industry Segments [Line Items]
Net sales											26,174	[1]	20,311	[1]	23,780	[1]
Long-lived assets	$ 8,579					$ 7,421					$ 8,579		$ 7,421		$ 5,075

[1] Net sales were identified based on geographic location where our products and services were initiated.

[2] EMEA consists primarily of Europe, Middle East and S. Africa.