Note 6 - Intangible Assets and Goodwill - Intangible Assets (Details) - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Minimum [Member] \| Developed Technology Rights [Member]
Useful Life	8 years
Minimum [Member] \| Trade Names [Member]
Useful Life	5 years
Minimum [Member] \| Customer Relationships [Member]
Useful Life	8 years
Minimum [Member] \| Noncompete Agreements [Member]
Useful Life	3 years
Maximum [Member] \| Developed Technology Rights [Member]
Useful Life	15 years
Maximum [Member] \| Trade Names [Member]
Useful Life	20 years
Maximum [Member] \| Customer Relationships [Member]
Useful Life	16 years
Maximum [Member] \| Noncompete Agreements [Member]
Useful Life	5 years
Developed Technology Rights [Member]
Developed technology	$ 108,887,000	$ 48,166,000
Trade Names [Member]
Developed technology	63,867,000	24,280,000
Customer Relationships [Member]
Developed technology	167,494,000	59,240,000
Noncompete Agreements [Member]
Developed technology	3,298,000	3,109,000
Developed technology	343,546,000	134,795,000
Accumulated amortization	(50,707,000)	(26,019,000)
Net	292,839,000	108,776,000
Goodwill	$ 390,638,000	$ 151,473,000