Financial Instruments, Hedging Activities and Fair Value Measurements (Cash Flow and Net Investment Hedges) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Fair Value Hedging | Interest rate swaps | Interest expense
Derivatives, Fair Value [Line Items]
Gain Recognized	$ 3	$ 4
Cash Flow Hedging
Derivatives, Fair Value [Line Items]
Gain Deferred in OCI	0	0
Gain Recognized	15	1
Net Investment Hedging
Derivatives, Fair Value [Line Items]
Gain Deferred in OCI	48	125
Gain Recognized	3	4
Net Investment Hedging | Cross currency swaps
Derivatives, Fair Value [Line Items]
Gain Deferred in OCI	5	28
Gain Recognized	3	4
Net Investment Hedging | Foreign denominated debt
Derivatives, Fair Value [Line Items]
Gain Deferred in OCI	43	97
Not Designated as Hedging Instrument | Foreign currency forward contracts | Other charges and Cost of sales
Derivatives, Fair Value [Line Items]
Gain Recognized	$ 12	$ (3)