v3.26.3
Financial Instruments Narrative (Details)
¥ in Millions, $ in Millions
3 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
JPY (¥)
Derivative [Line Items]      
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments $ 0 $ 0  
September 2023      
Derivative [Line Items]      
Proceeds from Hedge, Investing Activities 3    
September 2025      
Derivative [Line Items]      
Proceeds from Hedge, Investing Activities 6    
Designated as Hedging Instrument | Fair Value Hedging | Interest Rate Swap      
Derivative [Line Items]      
Notional Amount 200 $ 300  
Designated as Hedging Instrument | Net Investment Hedging | Currency Swap [Member] | September 2023      
Derivative [Line Items]      
Derivatives, Hedge Discontinuances, Termination of Hedging Instrument, Notional Amount 120   ¥ 18,000
Designated as Hedging Instrument | Net Investment Hedging | Currency Swap [Member] | September 2027      
Derivative [Line Items]      
Derivative, Notional Amount $ 120   ¥ 18,000