Summary of Significant Accounting Policies - Reconciliation of Changes in Warranty Liability (Details) - USD ($) $ in Thousands |
12 Months Ended | |
---|---|---|
Jan. 02, 2021 |
Dec. 28, 2019 |
|
Reconciliation of the changes in the Company's warranty liability | ||
Balance, beginning of period | $ 536 | $ 860 |
Accruals for product warranties | 128 | 283 |
Cost of warranty claims | (108) | (296) |
Adjustment to pre-existing warranties | (309) | (311) |
Balance, end of period | $ 247 | $ 536 |