v3.26.3
Restructuring and Other Charges (Credits) - Narrative (Details)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
employee
Mar. 31, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
employee
Sep. 30, 2025
USD ($)
employee
Restructuring Cost and Reserve [Line Items]          
Restructuring and other credits $ 2   $ 0 $ (91) $ (4)
Layoff costs $ 2   0 $ 2 $ 3
Number of employees associated with layoff costs | employee 31     31 106
Charge for termination of pension plan $ 1   0 $ 1 $ 0
Restructuring and other (credits) charges (less than)     1    
Accelerated depreciation     1   1
Reversal of previously recorded layoff reserve 0   0 0 2
Disposed by Sale | Disk Forging Facility          
Restructuring Cost and Reserve [Line Items]          
Gain from disposal of business   $ 93   93  
Pension Plan          
Restructuring Cost and Reserve [Line Items]          
Charge for termination of pension plan 1   0 1 0
Pension Plan | UK          
Restructuring Cost and Reserve [Line Items]          
Charge for termination of pension plan 1     1  
Operating Segments          
Restructuring Cost and Reserve [Line Items]          
Restructuring and other credits 2     (91) (4)
Corporate          
Restructuring Cost and Reserve [Line Items]          
Restructuring and other credits $ 2   0 $ (91) $ (4)
Number of employees associated with layoff costs | employee 8     8  
Fastening Systems          
Restructuring Cost and Reserve [Line Items]          
Number of employees associated with layoff costs | employee         79
Fastening Systems | Operating Segments          
Restructuring Cost and Reserve [Line Items]          
Restructuring and other credits $ 2     $ 2 $ 1
Number of employees associated with layoff costs | employee 23     23  
Forged Wheels          
Restructuring Cost and Reserve [Line Items]          
Number of employees associated with layoff costs | employee         27
Gain (loss) on sale of assets         $ 2
Forged Wheels | Operating Segments          
Restructuring Cost and Reserve [Line Items]          
Restructuring and other credits $ 0     $ 0 (1)
Engineered Structures | UK          
Restructuring Cost and Reserve [Line Items]          
Gain (loss) on sale of assets         3
Gain related to post-closing adjustments 1   $ 1 1 1
Engineered Structures | Operating Segments          
Restructuring Cost and Reserve [Line Items]          
Restructuring and other credits $ (1)     $ (94) $ (4)