Commitments and Contingencies - Facility and Equipment Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 03, 2022	Jul. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Commitments and Contingencies Disclosure [Abstract]
Operating and finance lease expense	$ 3,673	$ 3,346	$ 6,888	$ 6,817
Sublease income	(104)	(105)	(191)	(211)
Rent expense	3,569	3,241	6,697	6,606
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows for operating and finance leases	912	4,082	4,652	8,001
Financing cash flows for finance leases	118	0	118	0
Right-of-use assets obtained in exchange for leases	$ 649	$ 0	$ 1,526	$ 11,528
Weighted-average remaining lease term (in years) - operating and finance leases	3 years 3 months 18 days	3 years 6 months	3 years 3 months 18 days	3 years 6 months
Weighted-average discount rate - operating and finance leases	8.30%	8.90%	8.30%	8.90%