Per Share Data (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Net income before non-controlling interests	$ 738	$ 552	$ 3,037	$ 2,616
Less: Net income attributable to non-controlling interests	8	6	37	32
Net income attributable to the Company	$ 730	$ 546	$ 3,000	$ 2,584
Basic weighted average common shares outstanding (in shares)	494	498	494	501
Dilutive effect of potentially issuable common shares (in shares)	5	5	5	5
Diluted weighted average common shares outstanding (in shares)	499	503	499	506
Average stock price used to calculate common stock equivalents (in dollars per share)	$ 191.66	$ 160.14	$ 178.64	$ 159.35