Segment Information - Schedule of Operating Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2022	Apr. 02, 2021
Segment Reporting Information [Line Items]
Revenue	$ 89,417	$ 97,129
Direct costs	68,822	76,362
Gross profit	20,595	20,767
Operating expenses	9,169	9,955
Contribution profit	11,426	10,812
General and administrative expenses	8,227	8,714
Operating income	3,199	2,098
North America IT Solutions and Services Segment [Member]
Segment Reporting Information [Line Items]
Revenue	20,435	18,454
Direct costs	13,573	12,442
Gross profit	6,862	6,012
Operating expenses	3,130	3,157
Contribution profit	3,732	2,855
Europe IT Solutions and Services Segment [Member]
Segment Reporting Information [Line Items]
Revenue	42,478	46,007
Direct costs	31,998	34,790
Gross profit	10,480	11,217
Operating expenses	5,229	5,483
Contribution profit	5,251	5,734
Non Strategic Technology Services [Member]
Segment Reporting Information [Line Items]
Revenue	26,504	32,668
Direct costs	23,251	29,130
Gross profit	3,253	3,538
Operating expenses	810	1,315
Contribution profit	$ 2,443	$ 2,223