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Commitments and Contingencies - Product Warranties (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Changes in provision for warranties    
Warranty provision at beginning of period $ 19,736 $ 20,825
Additions and adjustments 1,004 930
Reductions for warranty repair costs (2,376) (1,180)
Warranty provision at end of period $ 18,364 $ 20,575