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Note 7 - Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Disclosure Text Block [Abstract]    
Amortization of Intangible Assets $ 0.7 $ 0.7
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 2.1  
Finite-Lived Intangible Assets, Amortization Expense, Year Two 3.1  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 2.9  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 2.7  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 2.5  
Finite-Lived Intangible Assets, Amortization Expense, after Year Five $ 10.3