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Product Warranty Costs (Tables)
9 Months Ended
May 31, 2021
Guarantees [Abstract]  
Schedule of Product Warranty Liability The following summarizes the changes in product warranty reserves for the nine months ended May 31, 2021 and 2020, respectively (in thousands):
 Nine Months Ended May 31,
 20212020
Beginning balance$892 $1,145 
Provision for warranties1,151 354 
Warranty payments and costs incurred(893)(735)
Warranty activity for divested businesses— (27)
Impact of changes in foreign currency rates30 
Ending balance$1,180 $738