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Income Taxes 4 (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Reconciliation of the Company's total gross unrecognized income tax benefits    
Unrecognized Income Tax Benefits at beginning of the year $ 4,979 $ 3,988
Current year tax positions 105 105
Prior year tax positions 177 1,151
Expirations of statutes of limitations (306) (265)
Unrecognized Income Tax Benefits at end of year $ 4,955 $ 4,979