Segment Information - Summary of Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021
Segment Reporting Information [Line Items]
Revenue	$ 443,009	$ 411,276	$ 1,336,498	$ 1,264,548
Cost of revenue, excluding depreciation and amortization	308,426	271,534	912,046	846,534
Gross margin	$ 134,583	$ 139,742	$ 424,452	$ 418,014
Gross margin percentage	30.40%	34.00%	31.80%	33.10%
PDS
Segment Reporting Information [Line Items]
Revenue	$ 355,620	$ 327,133	$ 1,053,835	$ 1,027,640
Cost of revenue, excluding depreciation and amortization	254,756	226,540	753,266	719,435
Gross margin	$ 100,864	$ 100,593	$ 300,569	$ 308,205
Gross margin percentage	28.40%	30.70%	28.50%	30.00%
HHH
Segment Reporting Information [Line Items]
Revenue	$ 49,853	$ 47,000	$ 177,858	$ 128,589
Cost of revenue, excluding depreciation and amortization	32,968	24,130	98,933	67,224
Gross margin	$ 16,885	$ 22,870	$ 78,925	$ 61,365
Gross margin percentage	33.90%	48.70%	44.40%	47.70%
MS
Segment Reporting Information [Line Items]
Revenue	$ 37,536	$ 37,143	$ 104,805	$ 108,319
Cost of revenue, excluding depreciation and amortization	20,702	20,864	59,847	59,875
Gross margin	$ 16,834	$ 16,279	$ 44,958	$ 48,444
Gross margin percentage	44.80%	43.80%	42.90%	44.70%