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Accrued Liabilities - Activity Related to Accrued Warranties (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Movement in Standard Product Warranty Accrual [Roll Forward]      
Balance, beginning of year $ 1,683 $ 2,090 $ 2,571
Provision for warranty expense 2,851 2,727 3,600
Fulfillment of warranty obligations (2,654) (3,134) (4,081)
Balance, end of year $ 1,880 $ 1,683 $ 2,090