v3.26.3
Financial Instruments, Hedging Activities and Fair Value Measurements (Assets and liabilities reported at fair value on a recurring basis) (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Level 1 | Foreign currency forward contracts | Not Designated as Hedging Instrument    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets $ 0 $ 0
Derivative liabilities 0 0
Level 1 | Foreign currency forward contracts | Designated as Hedging Instrument | Net Investment    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 0 0
Level 1 | Cross currency swaps | Designated as Hedging Instrument | Net Investment    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liabilities 0 0
Level 1 | Cross currency swaps | Designated as Hedging Instrument | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 0 0
Level 1 | Interest rate swaps | Designated as Hedging Instrument | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liabilities 0 0
Level 1 | Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermInvestments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable equity securities 81 79
Level 1 | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherAssetsCurrent    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable equity securities 13 10
Level 2 | Foreign currency forward contracts | Not Designated as Hedging Instrument    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 14 5
Derivative liabilities 80 4
Level 2 | Foreign currency forward contracts | Designated as Hedging Instrument | Net Investment    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 2 0
Level 2 | Cross currency swaps | Designated as Hedging Instrument | Net Investment    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liabilities 1 4
Level 2 | Cross currency swaps | Designated as Hedging Instrument | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 23 15
Level 2 | Interest rate swaps | Designated as Hedging Instrument | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liabilities 11 6
Level 2 | Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermInvestments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable equity securities 0 0
Level 2 | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherAssetsCurrent    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable equity securities 0 0
Level 3 | Foreign currency forward contracts | Not Designated as Hedging Instrument    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 0 0
Derivative liabilities 0 0
Level 3 | Foreign currency forward contracts | Designated as Hedging Instrument | Net Investment    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 0 0
Level 3 | Cross currency swaps | Designated as Hedging Instrument | Net Investment    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liabilities 0 0
Level 3 | Cross currency swaps | Designated as Hedging Instrument | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets 0 0
Level 3 | Interest rate swaps | Designated as Hedging Instrument | Fair Value    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative liabilities 0 0
Level 3 | Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermInvestments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable equity securities 0 0
Level 3 | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherAssetsCurrent    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable equity securities $ 0 $ 0