Goodwill and Intangible Assets - Schedule of Goodwill and Intangible Assets Net (Detail) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jul. 01, 2023	Dec. 30, 2023	Dec. 31, 2022
Indefinite-lived Intangible Assets [Line Items]
Total amortizable intangibles		$ 386,875	$ 386,875
Less: Accumulated amortization		(191,148)	(164,841)
Total amortizable intangibles, net		195,727	222,034
Other intangible assets, net		$ 415,245	447,052
Initial WA Useful Life (in years)		13 years
Goodwill at January 2, 2021	$ 460,415	$ 460,415
Goodwill at January 1, 2022		462,630
Anlin [Member]
Indefinite-lived Intangible Assets [Line Items]
Goodwill at January 1, 2022	$ 9,600
Martin Acquisition [Member]
Indefinite-lived Intangible Assets [Line Items]
Increase in goodwill		744
Net decrease in other allocation changes		1,471
Goodwill at January 1, 2022		92,500
Increase (decease) in trade names		(5,500)
Trade Name [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets		219,518	225,018
Customer Relationships and Customer-related Assets [Member]
Indefinite-lived Intangible Assets [Line Items]
Total amortizable intangibles		$ 340,047	340,047
Customer Relationships and Customer-related Assets [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial WA Useful Life (in years)		1 year
Customer Relationships and Customer-related Assets [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial WA Useful Life (in years)		15 years
Trade Name [Member]
Indefinite-lived Intangible Assets [Line Items]
Total amortizable intangibles		$ 22,200	22,200
Less: Accumulated amortization		$ (5,800)	(4,300)
Initial WA Useful Life (in years)		15 years
Developed Technology [Member]
Indefinite-lived Intangible Assets [Line Items]
Total amortizable intangibles		$ 20,500	20,500
Developed Technology [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial WA Useful Life (in years)		3 years
Developed Technology [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial WA Useful Life (in years)		14 years
Noncompete Agreements [Member]
Indefinite-lived Intangible Assets [Line Items]
Total amortizable intangibles		$ 3,538	3,538
Less: Accumulated amortization		$ (3,000)	(2,600)
Noncompete Agreements [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial WA Useful Life (in years)		2 years
Noncompete Agreements [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial WA Useful Life (in years)		5 years
Software License [Member]
Indefinite-lived Intangible Assets [Line Items]
Total amortizable intangibles		$ 590	590
Less: Accumulated amortization		$ (600)	$ (600)
Initial WA Useful Life (in years)		2 years