v3.26.1
Consolidated Statement of Shareholder's Equity - USD ($)
Total
Common Stock
Additional Paid-in Capital
Retained Earnings
Accumulated Other Comprehensive Loss
Noncontrolling Interests
Balance (in shares) at Mar. 31, 2023   600,000,000        
Balance at Mar. 31, 2023 $ 3,454,000,000 $ 0 $ 1,208,000,000 $ 2,472,000,000 $ (238,000,000) $ 12,000,000
Increase (Decrease) in Stockholder's Equity [Roll Forward]            
Net income attributable to our common shareholder 600,000,000     600,000,000    
Currency translation adjustment, included in other comprehensive (loss) income (47,000,000)       (47,000,000)  
Change in fair value of effective portion of hedges, net of tax provision (benefit), included in other comprehensive (loss) income (57,000,000)       (57,000,000)  
Change in pension and other benefits, net of tax provision (benefit), included in other comprehensive (loss) income (40,000,000)       (39,000,000) (1,000,000)
Return of capital to our common shareholder (100,000,000)   (100,000,000)      
Balance (in shares) at Mar. 31, 2024   600,000,000        
Balance at Mar. 31, 2024 3,810,000,000 $ 0 1,108,000,000 3,072,000,000 (381,000,000) 11,000,000
Increase (Decrease) in Stockholder's Equity [Roll Forward]            
Net income attributable to our common shareholder 683,000,000     683,000,000    
Currency translation adjustment, included in other comprehensive (loss) income (38,000,000)       (38,000,000)  
Change in fair value of effective portion of hedges, net of tax provision (benefit), included in other comprehensive (loss) income 78,000,000       78,000,000  
Change in pension and other benefits, net of tax provision (benefit), included in other comprehensive (loss) income (18,000,000)       (17,000,000) (1,000,000)
Return of capital to our common shareholder 0          
Balance (in shares) at Mar. 31, 2025   600,000,000        
Balance at Mar. 31, 2025 4,515,000,000 $ 0 1,108,000,000 3,755,000,000 (358,000,000) 10,000,000
Increase (Decrease) in Stockholder's Equity [Roll Forward]            
Net income attributable to our common shareholder 15,000,000     15,000,000    
Currency translation adjustment, included in other comprehensive (loss) income 113,000,000       113,000,000  
Change in fair value of effective portion of hedges, net of tax provision (benefit), included in other comprehensive (loss) income (407,000,000)       (407,000,000)  
Change in pension and other benefits, net of tax provision (benefit), included in other comprehensive (loss) income 33,000,000       31,000,000 2,000,000
Equity contribution from our common shareholder (in shares)   6,333,333        
Equity contribution from our common shareholder 950,000,000   950,000,000      
Return of capital to our common shareholder (35,000,000)   (35,000,000)      
Balance (in shares) at Mar. 31, 2026   606,333,333        
Balance at Mar. 31, 2026 $ 5,184,000,000 $ 0 $ 2,023,000,000 $ 3,770,000,000 $ (621,000,000) $ 12,000,000