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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Income Tax Examination [Line Items]        
Provision for income taxes $ 690 $ 1,051 $ 3,049 $ 3,509