Stockholders' Equity - Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Oct. 01, 2021	Oct. 02, 2020	Oct. 01, 2021	Oct. 02, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense, net	$ 3,663	$ 3,126	$ 10,985	$ 8,965
Amounts capitalized as part of inventory	383	287	1,082	847
Total stock-based compensation expense, gross	4,046	3,413	12,067	9,812
Cost of Sales
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense, net	61	30	150	82
General and Administrative
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense, net	1,671	1,307	4,925	3,601
Selling and Marketing
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense, net	851	807	2,637	2,674
Research and Development Expense
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense, net	$ 1,080	$ 982	$ 3,273	$ 2,608

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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