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Product Warranty Costs (Tables)
3 Months Ended
Nov. 30, 2022
Guarantees [Abstract]  
Schedule of Product Warranty Liability The following summarizes the changes in product warranty reserves for the three months ended November 30, 2022 and 2021, respectively (in thousands):
 Three Months Ended November 30,
 20222021
Beginning balance$1,140 $1,300 
Provision for warranties234 395 
Warranty payments and costs incurred(256)(230)
Impact of changes in foreign currency rates18 (31)
Ending balance$1,136 $1,434