Segment Information - Summary of Segment Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021
Segment Reconciliation:
Total segment gross margin	$ 134,583	$ 139,742	$ 424,452	$ 418,014
Branch and regional administrative expenses	89,542	76,370	267,283	223,462
Corporate expenses	33,215	37,873	105,984	97,673
Goodwill impairment			470,207
Depreciation and amortization	4,917	5,145	16,774	15,163
Acquisition-related costs		2,007	69	4,779
Other operating expense	2,122		1,953
Operating income (loss)	4,787	18,347	(437,818)	76,937
Interest income	164	44	369	182
Interest expense	(28,462)	(12,106)	(73,745)	(53,793)
Loss on debt extinguishment		(4,784)		(13,702)
Other income (expense)	45,140	(511)	86,523	(1,088)
Income (Loss) before income taxes	$ 21,629	$ 990	$ (424,671)	$ 8,536