v3.26.3
Segment Information - Operating Results of Reportable Segments (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Sales:          
Sales $ 2,703 $ 2,089 $ 7,563 $ 6,084  
Profit and loss:          
Provision for depreciation and amortization 93 72 251 210  
Restructuring and other charges (credits) 2 0 (91) (4)  
Other:          
Capital expenditures 147 108 345 329  
Total assets 13,280   13,280   $ 11,179
Engine Products          
Sales:          
Sales 1,451 1,087 4,077 3,099  
Fastening Systems          
Sales:          
Sales 630 448 1,690 1,291  
Engineered Structures          
Sales:          
Sales 295 307 858 919  
Forged Wheels          
Sales:          
Sales 327 247 938 775  
Inter-segment sales          
Sales:          
Sales 15 9 36 29  
Inter-segment sales | Engine Products          
Sales:          
Sales 2 2 7 7  
Inter-segment sales | Fastening Systems          
Sales:          
Sales 0 0 0 0  
Inter-segment sales | Engineered Structures          
Sales:          
Sales 13 7 29 22  
Inter-segment sales | Forged Wheels          
Sales:          
Sales 0 0 0 0  
Total segment capital expenditures          
Sales:          
Sales 2,718 2,098 7,599 6,113  
Expenses:          
Segment Adjusted cost of goods sold 1,717 1,381 4,816 4,055  
Other segment items 93 80 265 228  
Profit and loss:          
Segment Adjusted EBITDA 908 637 2,518 1,830  
Provision for depreciation and amortization 91 70 246 205  
Restructuring and other charges (credits) 2   (91) (4)  
Other:          
Capital expenditures 142 105 333 319  
Total assets 12,711 10,473 12,711 10,473  
Total segment capital expenditures | Engine Products          
Sales:          
Sales 1,453 1,089 4,084 3,106  
Expenses:          
Segment Adjusted cost of goods sold 855 698 2,451 2,002  
Other segment items 31 29 91 81  
Profit and loss:          
Segment Adjusted EBITDA 567 362 1,542 1,023  
Provision for depreciation and amortization 41 37 121 105  
Restructuring and other charges (credits) 1   1 0  
Other:          
Capital expenditures 95 73 231 232  
Total assets 5,942 5,512 5,942 5,512  
Total segment capital expenditures | Fastening Systems          
Sales:          
Sales 630 448 1,690 1,291  
Expenses:          
Segment Adjusted cost of goods sold 403 280 1,065 812  
Other segment items 42 30 113 88  
Profit and loss:          
Segment Adjusted EBITDA 185 138 512 391  
Provision for depreciation and amortization 29 12 62 36  
Restructuring and other charges (credits) 2   2 1  
Other:          
Capital expenditures 19 13 47 32  
Total assets 4,745 2,782 4,745 2,782  
Total segment capital expenditures | Engineered Structures          
Sales:          
Sales 308 314 887 941  
Expenses:          
Segment Adjusted cost of goods sold 229 241 659 716  
Other segment items 9 9 28 26  
Profit and loss:          
Segment Adjusted EBITDA 70 64 200 199  
Provision for depreciation and amortization 10 10 31 33  
Restructuring and other charges (credits) (1)   (94) (4)  
Other:          
Capital expenditures 14 10 34 23  
Total assets 1,268 1,446 1,268 1,446  
Total segment capital expenditures | Forged Wheels          
Sales:          
Sales 327 247 938 775  
Expenses:          
Segment Adjusted cost of goods sold 230 162 641 525  
Other segment items 11 12 33 33  
Profit and loss:          
Segment Adjusted EBITDA 86 73 264 217  
Provision for depreciation and amortization 11 11 32 31  
Restructuring and other charges (credits) 0   0 (1)  
Other:          
Capital expenditures 14 9 21 32  
Total assets $ 756 $ 733 $ 756 $ 733