Debt - Summary of Outstanding Debt (Details) € in Millions, $ in Millions	1 Months Ended			3 Months Ended
	Mar. 31, 2024 USD ($)	Feb. 29, 2024 EUR (€)	Dec. 31, 2023 USD ($)	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)
SHORT-TERM
Commercial paper	$ 3,784		$ 4,483	$ 3,784
Other borrowings (primarily non U.S.)	262		230	262
Total short-term debt	4,046		4,713	4,046
LONG-TERM
Carrying value of long-term debt including current portion	16,273		14,660	16,273
Less: current portion of long-term debt	(1,046)		(1,263)	(1,046)
Total long-term debt	15,227		13,397	15,227
Total debt	20,319		19,373	20,319
Repayments of notes				610	$ 542
Derivatives Designated as Hedging Instruments - Fair Value | Interest rate swaps | Derivatives Designated as Hedging Instruments:
LONG-TERM
Fair value increase	41		$ 46
1.20% Euro denominated notes due 2024
LONG-TERM
Interest rate		1.20%	1.20%
Carrying value of long-term debt including current portion	$ 0		$ 607	$ 0
Repayments of notes | €		€ 550
1.875% Euro denominated notes due 2024
LONG-TERM
Interest rate	1.875%			1.875%
Carrying value of long-term debt including current portion	$ 324		332	$ 324
4.800% Notes due 2024
LONG-TERM
Interest rate	4.80%			4.80%
Carrying value of long-term debt including current portion	$ 300		300	$ 300
4.700% Notes due 2025
LONG-TERM
Interest rate	4.70%			4.70%
Carrying value of long-term debt including current portion	$ 599		599	$ 599
2.65% Notes due 2025
LONG-TERM
Interest rate	2.65%			2.65%
Carrying value of long-term debt including current portion	$ 399		399	$ 399
1.625% Euro denominated notes due 2025
LONG-TERM
Interest rate	1.625%			1.625%
Carrying value of long-term debt including current portion	$ 537		550	$ 537
3.625% Euro denominated notes due 2025
LONG-TERM
Interest rate	3.625%			3.625%
Carrying value of long-term debt including current portion	$ 539		551	$ 539
0.00% Euro denominated notes due 2026
LONG-TERM
Interest rate	0.00%			0.00%
Carrying value of long-term debt including current portion	$ 757		774	$ 757
3.20% Notes due 2026
LONG-TERM
Interest rate	3.20%			3.20%
Carrying value of long-term debt including current portion	$ 724		724	$ 724
3.434% Notes due 2026
LONG-TERM
Interest rate	3.434%			3.434%
Carrying value of long-term debt including current portion	$ 198		198	$ 198
1.652% Euro denominated notes due 2027
LONG-TERM
Interest rate	1.652%			1.652%
Carrying value of long-term debt including current portion	$ 87		90	$ 87
0.25% Euro denominated notes due 2027
LONG-TERM
Interest rate	0.25%			0.25%
Carrying value of long-term debt including current portion	$ 808		827	$ 808
1.00% Euro denominated notes due 2027
LONG-TERM
Interest rate	1.00%			1.00%
Carrying value of long-term debt including current portion	$ 541		553	$ 541
1.00% Euro denominated notes due 2028
LONG-TERM
Interest rate	1.00%			1.00%
Carrying value of long-term debt including current portion	$ 765		780	$ 765
3.00% Euro denominated notes due 2028
LONG-TERM
Interest rate	3.00%	3.00%		3.00%
Carrying value of long-term debt including current portion	$ 752		0	$ 752
Face amount of notes issued | €		€ 700
3.375% Euro denominated notes due 2029
LONG-TERM
Interest rate	3.375%			3.375%
Carrying value of long-term debt including current portion	$ 805		824	$ 805
1.10% Notes due 2030
LONG-TERM
Interest rate	1.10%			1.10%
Carrying value of long-term debt including current portion	$ 697		697	$ 697
1.90% Euro denominated notes due 2030
LONG-TERM
Interest rate	1.90%			1.90%
Carrying value of long-term debt including current portion	$ 111		114	$ 111
1.375% Euro denominated notes due 2031
LONG-TERM
Interest rate	1.375%			1.375%
Carrying value of long-term debt including current portion	$ 811		829	$ 811
3.20% Euro denominated notes due 2031
LONG-TERM
Interest rate	3.20%	3.20%		3.20%
Carrying value of long-term debt including current portion	$ 915		0	$ 915
Face amount of notes issued | €		€ 850
0.55% Euro denominated notes due 2032
LONG-TERM
Interest rate	0.55%			0.55%
Carrying value of long-term debt including current portion	$ 805		823	$ 805
0.375% Euro denominated notes due 2033
LONG-TERM
Interest rate	0.375%			0.375%
Carrying value of long-term debt including current portion	$ 534		546	$ 534
3.625% Euro denominated notes due 2034
LONG-TERM
Interest rate	3.625%			3.625%
Carrying value of long-term debt including current portion	$ 698		714	$ 698
1.625% Euro denominated notes due 2035
LONG-TERM
Interest rate	1.625%			1.625%
Carrying value of long-term debt including current portion	$ 857		876	$ 857
3.40% Euro denominated notes due 2036
LONG-TERM
Interest rate	3.40%	3.40%		3.40%
Carrying value of long-term debt including current portion	$ 748		0	$ 748
Face amount of notes issued | €		€ 700
3.55% Notes due 2042
LONG-TERM
Interest rate	3.55%			3.55%
Carrying value of long-term debt including current portion	$ 666		666	$ 666
2.00% Notes due 2050
LONG-TERM
Interest rate	2.00%			2.00%
Carrying value of long-term debt including current portion	$ 296		296	$ 296
1.00% Euro denominated notes due 2051
LONG-TERM
Interest rate	1.00%			1.00%
Carrying value of long-term debt including current portion	$ 738		755	$ 738
Non U.S. borrowings
LONG-TERM
Carrying value of long-term debt including current portion	252		226	252
Other
LONG-TERM
Carrying value of long-term debt including current portion	$ 10		$ 10	$ 10