v3.26.1
Reportable Segment and Geographical Information - Schedule of Disaggregated Expenses by Reportable Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 04, 2026
Jun. 28, 2025
Jul. 04, 2026
Jun. 28, 2025
Segment Reporting [Line Items]        
Net sales $ 1,443,397 $ 1,427,905 $ 2,652,744 $ 2,603,239
Reportable segment adjusted EBITDA 130,217 213,876 162,530 339,573
Impairment of long-lived assets (34,776) 0 (34,776) 0
Depreciation and amortization (111,963) (123,152) (214,831) (226,903)
Interest expense (128,209) (121,845) (254,138) (239,526)
Foreign exchange loss (2,759) 4,053 (3,820) 3,740
Other income, net 619 1,043 6,519 1,470
Loss before income taxes (202,638) (74,388) (434,948) (210,802)
Windows & Doors        
Segment Reporting [Line Items]        
Net sales 629,277 665,577 1,177,539 1,223,187
Siding & Accessories        
Segment Reporting [Line Items]        
Net sales 321,066 323,751 567,671 563,407
Metal Solutions        
Segment Reporting [Line Items]        
Net sales 493,054 438,577 907,534 816,645
Intersegment sales        
Segment Reporting [Line Items]        
Net sales 4,966 1,627 7,365 2,784
Intersegment sales | Windows & Doors        
Segment Reporting [Line Items]        
Net sales 3,426 223 4,942 358
Intersegment sales | Siding & Accessories        
Segment Reporting [Line Items]        
Net sales 1,540 1,404 2,423 2,426
Intersegment sales | Metal Solutions        
Segment Reporting [Line Items]        
Net sales 0 0 0 0
Operating Segments        
Segment Reporting [Line Items]        
Net sales 1,448,363 1,429,532 2,660,109 2,606,023
Segment cost of sales (1,156,499) (1,059,052) (2,157,301) (1,956,620)
Segment selling, general and administrative expenses (161,647) (156,604) (340,278) (309,830)
Reportable segment adjusted EBITDA 130,217 213,876 162,530 339,573
Depreciation and amortization (110,206) (121,721) (211,599) (224,284)
Operating Segments | Windows & Doors        
Segment Reporting [Line Items]        
Net sales 632,703 665,800 1,182,481 1,223,545
Segment cost of sales (532,913) (521,642) (1,019,080) (974,290)
Segment selling, general and administrative expenses (58,337) (64,238) (127,012) (126,968)
Reportable segment adjusted EBITDA 41,453 79,920 36,389 122,287
Depreciation and amortization (50,058) (60,239) (98,757) (104,198)
Operating Segments | Siding & Accessories        
Segment Reporting [Line Items]        
Net sales 322,606 325,155 570,094 565,833
Segment cost of sales (244,255) (230,464) (431,646) (412,526)
Segment selling, general and administrative expenses (28,195) (26,964) (57,740) (54,085)
Reportable segment adjusted EBITDA 50,156 67,727 80,708 99,222
Depreciation and amortization (26,777) (27,039) (53,136) (50,959)
Operating Segments | Metal Solutions        
Segment Reporting [Line Items]        
Net sales 493,054 438,577 907,534 816,645
Segment cost of sales (379,331) (306,946) (706,575) (569,804)
Segment selling, general and administrative expenses (75,115) (65,402) (155,526) (128,777)
Reportable segment adjusted EBITDA 38,608 66,229 45,433 118,064
Depreciation and amortization (33,371) (34,443) (59,706) (69,127)
Corporate        
Segment Reporting [Line Items]        
Depreciation and amortization (1,757) (1,431) (3,232) (2,619)
Corporate and Other $ (55,767) $ (48,363) $ (96,432) $ (89,156)