v3.25.4
Restructuring and Impairment - Restructuring Liability, 2025 Efficiency Plan (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Dec. 31, 2025
Jun. 30, 2025
Dec. 31, 2024
Dec. 31, 2025
Dec. 31, 2024
Restructuring Cost and Reserve [Line Items]          
Accelerated depreciation $ 6     $ 87 $ 17
Professional fees 4     13  
Restructuring and impairment expenses, net 20   $ 6 136 46
2025 Efficiency Plan          
Restructuring Cost and Reserve [Line Items]          
Employee-related expenses 5 $ 2   34  
Accelerated depreciation 6     86  
Pension curtailment and settlement gains       (11)  
Professional fees 5     14  
Other 2     6  
Restructuring and impairment expenses, net 18 2   129  
Cumulative restructuring charges through December 31, 2025 131     131  
Operating Segments | North America          
Restructuring Cost and Reserve [Line Items]          
Restructuring and impairment expenses, net       58 26
Operating Segments | North America | 2025 Efficiency Plan          
Restructuring Cost and Reserve [Line Items]          
Employee-related expenses 3 2   12  
Accelerated depreciation 0     46  
Pension curtailment and settlement gains       (11)  
Professional fees 0     0  
Other 2     6  
Restructuring and impairment expenses, net 5 2   53  
Cumulative restructuring charges through December 31, 2025 55     55  
Operating Segments | Europe          
Restructuring Cost and Reserve [Line Items]          
Restructuring and impairment expenses, net       8 0
Operating Segments | Europe | 2025 Efficiency Plan          
Restructuring Cost and Reserve [Line Items]          
Employee-related expenses (3) 0   7  
Accelerated depreciation 0     0  
Pension curtailment and settlement gains       0  
Professional fees 0     0  
Other 0     0  
Restructuring and impairment expenses, net (3) 0   7  
Cumulative restructuring charges through December 31, 2025 7     7  
Operating Segments | Asia          
Restructuring Cost and Reserve [Line Items]          
Restructuring and impairment expenses, net       42 17
Operating Segments | Asia | 2025 Efficiency Plan          
Restructuring Cost and Reserve [Line Items]          
Employee-related expenses 0 0   1  
Accelerated depreciation 6     40  
Pension curtailment and settlement gains       0  
Professional fees 0     0  
Other 0     0  
Restructuring and impairment expenses, net 6 0   41  
Cumulative restructuring charges through December 31, 2025 41     41  
Operating Segments | South America          
Restructuring Cost and Reserve [Line Items]          
Restructuring and impairment expenses, net       2 3
Operating Segments | South America | 2025 Efficiency Plan          
Restructuring Cost and Reserve [Line Items]          
Employee-related expenses 1 0   1  
Accelerated depreciation 0     0  
Pension curtailment and settlement gains       0  
Professional fees 0     0  
Other 0     0  
Restructuring and impairment expenses, net 1 0   1  
Cumulative restructuring charges through December 31, 2025 1     1  
Other Operations          
Restructuring Cost and Reserve [Line Items]          
Restructuring and impairment expenses, net       26 $ 0
Other Operations | 2025 Efficiency Plan          
Restructuring Cost and Reserve [Line Items]          
Employee-related expenses 4 0   13  
Accelerated depreciation 0     0  
Pension curtailment and settlement gains       0  
Professional fees 5     14  
Other 0     0  
Restructuring and impairment expenses, net 9 $ 0   27  
Cumulative restructuring charges through December 31, 2025 $ 27     $ 27