Leases - Supplemental information related to leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
Leases
Operating cash flows - Cash paid for amounts included in the measurement of operating lease liabilities	$ 4,273	$ 3,073	$ 8,194	$ 6,423
Cost of goods sold	2,595	1,158	4,849	2,342
Selling, general and administrative expenses	1,718	2,231	3,324	4,205
Total operating lease costs	4,313	3,389	8,173	6,547
Depreciation of finance right-of-use assets	109		109
Interest on finance lease liabilities	8		8
Total finance lease costs	117		117
Total net lease costs	4,430	3,389	8,290	6,547
Total rent expense	$ 4,600	$ 4,100	$ 9,100	$ 8,100