v3.26.1
Restructuring and Impairment - Restructuring Liability, 2025 Efficiency Plan (Details) - USD ($)
$ in Millions
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Restructuring Cost and Reserve [Line Items]      
Accelerated depreciation $ 104 $ 17  
Restructuring and impairment, net 195 53 $ 42
Operating Segments | North America Segment      
Restructuring Cost and Reserve [Line Items]      
Restructuring and impairment, net 87 30 35
Operating Segments | Europe Segment      
Restructuring Cost and Reserve [Line Items]      
Restructuring and impairment, net 31 1 2
Operating Segments | Asia Segment      
Restructuring Cost and Reserve [Line Items]      
Restructuring and impairment, net 43 17 0
Operating Segments | South America      
Restructuring Cost and Reserve [Line Items]      
Restructuring and impairment, net 2 3 5
Corporate, Non-Segment      
Restructuring Cost and Reserve [Line Items]      
Restructuring and impairment, net 32 2 $ 0
2025 Efficiency Plan      
Restructuring Cost and Reserve [Line Items]      
Employee-related expenses 60 2  
Accelerated depreciation 86    
Settlement/curtailment (gain) loss (11)    
Professional fees 21    
Other 7    
Restructuring and impairment, net 163 2  
Cumulative restructuring charges through March 31, 2026 165    
2025 Efficiency Plan | Operating Segments | North America Segment      
Restructuring Cost and Reserve [Line Items]      
Employee-related expenses 15 2  
Accelerated depreciation 46    
Settlement/curtailment (gain) loss (11)    
Professional fees 0    
Other 7    
Restructuring and impairment, net 57 2  
Cumulative restructuring charges through March 31, 2026 59    
2025 Efficiency Plan | Operating Segments | Europe Segment      
Restructuring Cost and Reserve [Line Items]      
Employee-related expenses 29 0  
Accelerated depreciation 0    
Settlement/curtailment (gain) loss 0    
Professional fees 2    
Other 0    
Restructuring and impairment, net 31 0  
Cumulative restructuring charges through March 31, 2026 31    
2025 Efficiency Plan | Operating Segments | Asia Segment      
Restructuring Cost and Reserve [Line Items]      
Employee-related expenses 2 0  
Accelerated depreciation 40    
Settlement/curtailment (gain) loss 0    
Professional fees 0    
Other 0    
Restructuring and impairment, net 42 0  
Cumulative restructuring charges through March 31, 2026 42    
2025 Efficiency Plan | Operating Segments | South America      
Restructuring Cost and Reserve [Line Items]      
Employee-related expenses 1 0  
Accelerated depreciation 0    
Settlement/curtailment (gain) loss 0    
Professional fees 0    
Other 0    
Restructuring and impairment, net 1 0  
Cumulative restructuring charges through March 31, 2026 1    
2025 Efficiency Plan | Corporate, Non-Segment      
Restructuring Cost and Reserve [Line Items]      
Employee-related expenses 13 0  
Accelerated depreciation 0    
Settlement/curtailment (gain) loss 0    
Professional fees 19    
Other 0    
Restructuring and impairment, net 32 $ 0  
Cumulative restructuring charges through March 31, 2026 $ 32