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Commitments and Contingencies - Schedule of Product Warranty Liability (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Movement in Standard Product Warranty Accrual [Roll Forward]    
Warranty, beginning of period $ 1,039 $ 743
Warranty costs accrued 334 146
Settlements of warranty claims (255) (177)
Warranty, end of period $ 1,118 $ 712