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Commitments and Contingencies - Product Warranties (Details) - USD ($)
$ in Thousands
6 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Changes in provision for warranties    
Balance at beginning of period $ 19,736 $ 20,825
Additions and adjustments 1,455 3,103
Reductions for warranty repair costs (4,242) (4,088)
Balance at end of period $ 16,949 $ 19,840