Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Summary of Balance of The Company's Warranty Reserve (Detail)

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Summary of Significant Accounting Policies - Summary of Balance of The Company's Warranty Reserve (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Product Warranty Liability [Line Items]        
Balance at beginning of year $ 790 $ 568 $ 658 $ 564
Additions to warranty reserve 245 155 672 395
Claims fulfilled (313) (130) (608) (366)
Balance at end of year $ 722 $ 593 $ 722 $ 593