Income Taxes - Components of Income, Provision For Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
Income before provision for income taxes:
U.S.	$ 45,387	$ 43,511	$ 26,054
Foreign	13,413	10,764	7,568
Income before provision for income taxes	58,800	54,275	33,622
Currently payable:
Federal	8,805	7,072	4,039
Foreign	2,956	2,517	1,335
State	3,231	2,561	2,627
Total current expense	14,992	12,150	8,001
Deferred:
Federal	(21)	(92)	1,170
Foreign	114	230	309
State	96	308	(365)
Total deferred expense	189	446	1,114
Total tax expense	$ 15,181	$ 12,596	$ 9,115