v3.26.3
Financial Instruments - Schedule of Fair Value of Financial Instruments (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Asset Derivatives $ 15 $ 24
Liability Derivatives 94 132
Interest rate instruments    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Asset Derivatives 9 1
Liability Derivatives 0 0
Foreign currency forward contracts    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Asset Derivatives 1 2
Liability Derivatives 2 0
Exchange Features 2029 related to Exchangeable Notes Due 2029    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Asset Derivatives 0 0
Liability Derivatives 13 78
Exchange Feature 2030 related to Exchangeable Notes Due 2030    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Asset Derivatives 0 0
Liability Derivatives 11 54
Exchangeable First Lien Notes Due 2030    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Asset Derivatives 0 0
Liability Derivatives 68 0
Capped Call Transactions 2030    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Asset Derivatives 5 21
Liability Derivatives $ 0 $ 0