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Leases - Supplemental Cash Flow Information Related to Operating Leases (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 02, 2021
Apr. 03, 2020
Leases [Abstract]    
Operating lease cost $ 783 $ 740
Cash paid for amounts included in the measurement of operating lease liabilities:    
Operating cash flows 785 738
Right-of-use assets obtained in exchange for new operating lease liabilities $ 651 $ 69