Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 01, 2022	Apr. 02, 2021
Income Statement [Abstract]
Revenue	$ 89,417	$ 97,129
Cost of services	68,822	76,362
Gross profit	20,595	20,767
Selling, general and administrative expenses	17,396	18,669
Operating income	3,199	2,098
Interest and other income	91	84
Interest and other expense	348	234
Income before income taxes	2,942	1,948
Provision for income taxes	702	440
Net income	$ 2,240	$ 1,508
Net income per share:
Basic	$ 0.16	$ 0.11
Diluted	$ 0.15	$ 0.10
Weighted average shares outstanding:
Basic	14,199	13,696
Diluted	14,977	14,944