v3.26.3
DERIVATIVE FINANCIAL INSTRUMENTS - Cash Flow Hedges, Fair Value Hedges, Credit Risk Narrative (Details)
3 Months Ended
Sep. 30, 2026
USD ($)
agency
Jun. 30, 2026
USD ($)
Derivatives Not Designated as Hedging Instruments:    
Derivative instruments    
Notional amount $ 3,448,000,000  
Derivative    
Derivative instruments    
Minimum number of nationally recognized rating agencies | agency 2  
Maximum exposure to credit risk in the event of non performance by counterparties, gross fair value of contracts in asset positions $ 36,000,000  
Cross-currency swap contracts    
Derivative instruments    
Fair value hedge, gain to be reclassified within 12 months 11,000,000  
Accumulated net gains on derivative instruments in AOCI, before tax 3,000,000 $ 6,000,000
Cash flow hedges    
Derivative instruments    
Accumulated net gains on derivative instruments in AOCI, before tax 22,000,000 $ 25,000,000
Amount of expected loss to be reclassified from AOCI into earnings, net of tax, within the next twelve months 9,000,000  
Cash flow hedges | Foreign currency forward contracts    
Derivative instruments    
Notional amount 984,000,000  
Derivatives in fair value hedging relationships | Interest rate swap contracts | 2.600% Senior Notes, due April 15, 2030 ("2030 Senior Notes")    
Derivative instruments    
Notional amount 700,000,000  
Derivatives in fair value hedging relationships | Interest rate swap contracts | 1.950% Senior Notes, due March15, 2031 ("2031 Senior Notes")    
Derivative instruments    
Notional amount 300,000,000  
Derivatives in fair value hedging relationships | Interest rate swap contracts | 5.000% Senior Notes due February 14, 2034    
Derivative instruments    
Notional amount 600,000,000  
Derivatives in fair value hedging relationships | Cross-currency swap contracts    
Derivative instruments    
Notional amount 406,000,000  
Net investment hedges | Foreign Exchange Forward And Cross-Currency Swap    
Derivative instruments    
Notional amount $ 1,113,000,000