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Product Warranty (Tables)
12 Months Ended
Dec. 31, 2021
Product Warranties Disclosures [Abstract]  
Schedule of Product Warranty Accrual The following table provides the changes in the product standard warranty accrual for the years ended December 31, 2021 and 2020 (in thousands):
December 31,
20212020
Balance at beginning of year$4,124 $6,400 
Add: Accruals for warranties issued during the period5,135 4,475 
Less: Settlements made during the period(5,312)(6,751)
Balance at end of year$3,947 $4,124