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Warranties (Schedule of Product Warranty Liability) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
May 31, 2022
May 31, 2021
May 31, 2022
May 31, 2021
Product Warranties Disclosures [Abstract]        
Product warranty accrual balance, beginning of period $ 12,818 $ 11,786 $ 12,736 $ 10,765
Liabilities accrued for warranties during the period 3,317 2,883 7,536 6,864
Warranty claims paid during the period (2,600) (1,062) (6,601) (4,081)
Changes in estimates (58) 0 (194) 59
Product warranty accrual balance, end of period $ 13,477 $ 13,607 $ 13,477 $ 13,607