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Note 15 - Discontinued Operations (Details Textual)
$ in Thousands
 1 Months Ended 3 Months Ended 12 Months Ended
Mar. 30, 2012
USD ($)
Jul. 30, 2016
USD ($)
Oct. 31, 2015
USD ($)
Jun. 30, 2014
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Discontinued Operations [Member]                
Capital Lease Obligations, Current           $ 700    
Liabilities, Current           300    
Subsequent Event [Member]                
Payments to Final Multi-employer Plan   $ 500            
American Food Service Corporation [Member]                
Operating Income (Loss)               $ (3,500)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax               (4,800)
Proceeds from Divestiture of Businesses       $ 3,100        
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax       $ (3,200) $ (200)      
Discontinued Operation Disposal Price $ 16,100              
Proceeds from Sales of Business, Affiliate and Productive Assets 13,100              
Notes Receivable, Related Parties, Current $ 3,000              
Number of Facilities Used as Collateral Sold in Period         1      
Proceeds from Advance Payment on Notes Receivable     $ 2,800          
Liabilities, Current           134,107 $ 138,791  
Operating Income (Loss)           $ 70,344 $ 78,644 $ 65,868