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Shareholders' Equity - Classification Other Accumulated Comprehensive Loss (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]    
Minimum Pension Liability Adjustment, Beginning balance $ (339) $ (253)
Minimum Pension Liability Adjustment, Current period change 177 (86)
Minimum Pension Liability Adjustment, Ending balance (162) (339)
Accumulated Other Comprehensive Income (Loss), Beginning balance (339) (253)
Accumulated Other Comprehensive Income (Loss), Current period change 177 (86)
Accumulated Other Comprehensive Income (Loss), Ending balance $ (162) $ (339)