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Contingencies - Schedule of Product Warranty Liability (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]    
Beginning warranty reserve $ 11,428 $ 12,715
Warranty payments (6,650) (10,861)
Warranty claims 6,573 10,233
Provision for product warranties and other adjustments 77 (659)
Ending warranty reserve $ 11,428 $ 11,428