Reportable Segment and Geographical Information - Other Financial Data by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Sep. 28, 2024
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 112,287	$ 103,586	$ 339,190	$ 296,441
Capital expenditures			108,955	155,820
Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization	110,969	102,555	335,253	293,920
Capital expenditures			103,361	149,507
Operating Segments | Windows & Doors
Segment Reporting Information [Line Items]
Depreciation and amortization	50,107	47,829	154,305	134,093
Capital expenditures			46,126	66,539
Operating Segments | Siding & Accessories
Segment Reporting Information [Line Items]
Depreciation and amortization	25,574	23,785	76,533	75,738
Capital expenditures			23,582	38,946
Operating Segments | Metal Solutions
Segment Reporting Information [Line Items]
Depreciation and amortization	35,288	30,941	104,415	84,089
Capital expenditures			33,653	44,022
Corporate
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 1,318	$ 1,031	3,937	2,521
Capital expenditures			$ 5,594	$ 6,313