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Income Taxes (Detail Textuals) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2012
Valuation Allowance [Line Items]          
Undistributed earnings of foreign subsidiaries   $ 125,313      
Valuation allowance for deferred tax assets   26,622 $ 32,892 $ 27,753 $ 36,763
Reversal of valuation allowance       9,053  
Unrecognized tax benefits   8,078 7,420 12,261 $ 6,565
Interest and penalties   1,326 1,344 1,952  
Recognized interest and penalties in the consolidated statements of operations   66 (661) 441  
Uncertain tax positions result of the lapse of the statute of limitations   907 5,157    
Additional income taxes payable after settlement     2,614    
Reduction in income tax provision     572    
Reduction in previously unrecognized tax benefits     2,215    
Subsequent Event          
Valuation Allowance [Line Items]          
Uncertain tax positions result of the lapse of the statute of limitations $ 1,637        
Domestic Jurisdiction          
Valuation Allowance [Line Items]          
Valuation allowance for deferred tax assets   21,887      
Reversal of valuation allowance       $ 9,053  
Net operating loss carry forwards   34,728      
State Jurisdiction          
Valuation Allowance [Line Items]          
Net operating loss carry forwards   67,644      
Foreign Jurisdiction          
Valuation Allowance [Line Items]          
Undistributed earnings of foreign subsidiaries not reinvested     25,000    
Amount of foreign withholding tax     $ 3,160    
Valuation allowance for deferred tax assets   4,735      
Net operating loss carry forwards   $ 13,396