Per Share Data (Basic and Diluted EPS Calculation Continuing Operations) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Earnings Per Share [Abstract]
Net income before non-controlling interests	$ 552	$ 542	$ 2,616	$ 2,367
Less: Net income attributable to non-controlling interests	6	5	32	27
Net income attributable to the Company	$ 546	$ 537	$ 2,584	$ 2,340
Basic weighted average common shares outstanding (in shares)	498	506	501	508
Dilutive effect of potentially issuable common shares (in shares)	5	7	5	5
Diluted weighted average common shares outstanding (in shares)	503	513	506	513
Average stock price used to calculate common stock equivalents (in dollars per share)	$ 160.14	$ 151.22	$ 159.35	$ 133.41