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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Jun. 30, 2019
Income Tax Disclosure [Abstract]          
Deferred tax assets, valuation allowance $ 14,296   $ 14,296   $ 14,252
Tax credit carryforwards, foreign $ 580   $ 580   $ 580
Effective income tax rate reconciliation, percent 22.60% 24.80% 22.50% 23.40%