v3.25.2
EQUITY - AOCI Rollforward (Details) - USD ($)
$ in Millions
 3 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Accumulated Other Comprehensive Income (Loss) (net of tax)    
Balance at the beginning of the period $ 1,331 $ 1,122
Other comprehensive income (loss) 66 (48)
Balance at the end of the period 1,343 1,101
Accumulated Other Comprehensive Income (Loss)    
Accumulated Other Comprehensive Income (Loss) (net of tax)    
Balance at the beginning of the period (1,160) (1,145)
Other comprehensive income (loss) 66 (48)
Balance at the end of the period (1,094) (1,192)
Unrealized Gains (Losses) on Cash Flow Hedges    
Accumulated Other Comprehensive Income (Loss) (net of tax)    
Balance at the beginning of the period 1  
Other comprehensive income (loss) (7) (2)
Balance at the end of the period (6) (1)
Foreign Currency Translation Adjustments    
Accumulated Other Comprehensive Income (Loss) (net of tax)    
Balance at the beginning of the period (1,016) (967)
Other comprehensive income (loss) 71 (49)
Balance at the end of the period (945) (1,016)
Net Change Retirement-Related Benefit Plans    
Accumulated Other Comprehensive Income (Loss) (net of tax)    
Balance at the beginning of the period (145) (178)
Other comprehensive income (loss) 2 3
Balance at the end of the period $ (143) $ (175)