Summary of Significant Accounting Policies - Schedule of Revenue by Geographic Location (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2022	Jul. 02, 2021	Jul. 01, 2022	Jul. 02, 2021
Revenues [Line Items]
Revenue	$ 82,759	$ 92,164	$ 172,176	$ 189,293
Sales Revenue, Services, Net [Member] | Geographic Concentration Risk
Revenues [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%)
North America [Member] | Sales Revenue, Services, Net [Member] | Geographic Concentration Risk
Revenues [Line Items]
Revenue, percent	54.40%	51.00%	53.00%	51.20%
Revenue	$ 45,042	$ 47,002	$ 91,304	$ 96,854
Year-over-Year Change	(4.20%)		(5.70%)
Europe [Member] | Sales Revenue, Services, Net [Member] | Geographic Concentration Risk
Revenues [Line Items]
Revenue, percent	45.60%	49.00%	47.00%	48.80%
Revenue	$ 37,717	$ 45,162	$ 80,872	$ 92,439
Year-over-Year Change	(16.50%)		(12.50%)