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Note 4 - Fair Value Measurements (Details) - Fair Value Measurements - USD ($)
$ in Thousands
Sep. 30, 2015
Jun. 30, 2015
Assets    
Foreign exchange contracts assets $ 200 $ 844
Liabilities    
Foreign exchange contracts liabilities 80 193
Interest rate swaps 974 551
Deferred Compensation Plan [Member]    
Assets    
Marketable securities - deferred compensation plan 2,202 2,324
Fair Value, Inputs, Level 1 [Member] | Deferred Compensation Plan [Member]    
Assets    
Marketable securities - deferred compensation plan 2,202 2,324
Fair Value, Inputs, Level 2 [Member]    
Assets    
Foreign exchange contracts assets 200 844
Liabilities    
Foreign exchange contracts liabilities 80 193
Interest rate swaps $ 974 $ 551