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Organization and Summary of Significant Accounting Policies - Summary of Changes in Estimated Warranty Reserve (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Movement in Standard and Extended Product Warranty    
Balance, beginning of period $ 2,822 $ 769
Utilization of reserve (1,434) (231)
Warranty expense 116 406
Balance, end of period $ 1,504 $ 944