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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Jun. 30, 2018
Income Tax Disclosure [Abstract]          
Deferred tax assets, valuation allowance $ 13,215   $ 13,215   $ 12,716
Effective income tax rate reconciliation, percent 21.50% 344.90% 22.20% 98.40%