Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Apr. 01, 2022
Income Statement [Abstract]
Revenue	$ 78,202	$ 89,417
Cost of services	58,067	68,822
Gross profit	20,135	20,595
Selling, general and administrative expenses	19,428	17,396
Operating income	707	3,199
Interest and other income	128	91
Interest and other expense	358	348
Income before income taxes	477	2,942
Provision for income taxes	162	702
Net income	$ 315	$ 2,240
Net income per share:
Basic	$ 0.02	$ 0.16
Diluted	$ 0.02	$ 0.15
Weighted average shares outstanding:
Basic	14,704	14,199
Diluted	15,347	14,977