v3.26.1
Financial Instruments - Narrative (Details)
3 Months Ended
Dec. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Sep. 30, 2024
acquisition
Derivative [Line Items]        
Derivative, notional amount $ 2,656,000,000   $ 1,410,000,000  
Interest Rate Swap        
Derivative [Line Items]        
Derivative, notional amount 175,000,000      
Derivative, notional amount terminated $ 125,000,000      
Interest Rate Swap | Designated as Hedging Instrument        
Derivative [Line Items]        
Derivative contract, outstanding | acquisition       2
Interest Rate Swap | Not Designated as Hedging Instrument        
Derivative [Line Items]        
Derivative, notional amount   $ 300,000,000