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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Statement of Comprehensive (loss) Income [Abstract]    
Net income $ 4,385 $ 9,298
Other comprehensive income:    
Foreign currency translation adjustments 560 1,066
Change in fair value of interest rate swaps   (149)
Comprehensive income $ 4,945 $ 10,215