Quarterly report pursuant to Section 13 or 15(d)

Rollforward of Accrued Product Warranty Reserve (Details)

v3.20.4
Rollforward of Accrued Product Warranty Reserve (Details) - USD ($)
$ in Thousands
3 Months Ended
Nov. 30, 2020
Nov. 30, 2019
Movement in Standard Product Warranty Accrual [Roll Forward]    
Beginning balance $ 892 $ 1,145
Provision for warranties 464 211
Warranty Payments and costs incurred (399) (206)
Impact of changes in foreign currency rates 2 (25)
Ending balance $ 959 $ 1,125