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Note 6 - Intangible Assets (Details Textual) - USD ($)
 3 Months Ended 12 Months Ended
Jun. 30, 2016
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
Trademarks [Member] | Food Service Equipment Group [Member]        
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) $ 600,000      
Indefinite-Lived Intangible Assets (Excluding Goodwill) 0 $ 0    
Amortization of Intangible Assets   3,600,000 $ 2,800,000 $ 2,600,000
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 3,800,000 3,800,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Two 3,500,000 3,500,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Three 3,200,000 3,200,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Four 2,800,000 2,800,000    
Finite-Lived Intangible Assets, Amortization Expense, Year Five 2,300,000 2,300,000    
Finite-Lived Intangible Assets, Amortization Expense, after Year Five $ 7,500,000 $ 7,500,000