Summary of Significant Accounting Policies - Summary of Segment Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2022	Jul. 02, 2021	Jul. 01, 2022	Jul. 02, 2021
Product Information [Line Items]
Revenue	$ 82,759	$ 92,164	$ 172,176	$ 189,293
Product Concentration Risk [Member] | Sales Revenue, Services, Net [Member]
Product Information [Line Items]
Revenue, percent	100.00%	100.00%	100.00%	100.00%
Revenue	$ 82,759	$ 92,164	$ 172,176	$ 189,293
Year-over-Year Change	(10.20%)		(9.00%)
Product Concentration Risk [Member] | Sales Revenue, Services, Net [Member] | North America IT Solutions and Services [Member]
Product Information [Line Items]
Revenue, percent	24.60%	18.20%	23.70%	18.60%
Revenue	$ 20,339	$ 16,762	$ 40,773	$ 35,216
Year-over-Year Change	21.30%		15.80%
Product Concentration Risk [Member] | Sales Revenue, Services, Net [Member] | Europe IT Solutions and Services [Member]
Product Information [Line Items]
Revenue, percent	44.90%	47.80%	46.20%	47.60%
Revenue	$ 37,160	$ 44,054	$ 79,638	$ 90,061
Year-over-Year Change	(15.60%)		(11.60%)
Product Concentration Risk [Member] | Sales Revenue, Services, Net [Member] | Non-Strategic Technology Services [Member]
Product Information [Line Items]
Revenue, percent	30.50%	34.00%	30.10%	33.80%
Revenue	$ 25,260	$ 31,348	$ 51,765	$ 64,016
Year-over-Year Change	(19.40%)		(19.10%)