Financial Instruments (Cash Flow and Net Investment Hedging Activities Effect on Condensed Consolidated Statements of Earnings and Other Comprehensive Earnings) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flow hedges
Derivative Instruments, Gain (Loss) [Line Items]
Total Amount of Gain/(Loss) Recognized in Other Comprehensive Earnings/(Losses) on Derivatives	$ 628	$ (595)	$ 349
Amount of Gain/(Loss) Reclassified from Other Comprehensive Earnings/(Losses) into Earnings	42	20	17
Cash flow hedges | Derivative contracts designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Other Comprehensive Earnings/(Losses) on Derivatives from Cash Flow Hedging	144	(81)	(20)
Total Amount of Gain/(Loss) Recognized in Other Comprehensive Earnings/(Losses) on Derivatives from Net Investment Hedging	484	(514)	369
Cash flow hedges | Derivative contracts not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	421	(103)	209
Cash flow hedges | Net revenues | Derivative contracts designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Other Comprehensive Earnings/(Losses) into Earnings	59	(3)	22
Cash flow hedges | Cost of sales | Derivative contracts designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Other Comprehensive Earnings/(Losses) into Earnings	0	7	1
Cash flow hedges | Marketing, administration and research costs | Derivative contracts designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Other Comprehensive Earnings/(Losses) into Earnings	(10)	27	2
Cash flow hedges | Marketing, administration and research costs | Derivative contracts not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	215	(368)	(115)
Cash flow hedges | Interest expense, net | Derivative contracts designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Reclassified from Other Comprehensive Earnings/(Losses) into Earnings	(7)	(11)	(8)
Amount of Gain/(Loss) Recognized in Earnings, Investment Hedging	150	194	230
Cash flow hedges | Interest expense, net | Derivative contracts not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain/(Loss) Recognized in Earnings	55	71	94
Fair value hedges | Interest expense, net | Derivative contracts designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) on Fair Value Hedges Recognized in Earnings	$ 1	$ 0	$ 0