Per Share Data (Basic and Diluted EPS Calculation Continuing Operations) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Earnings Per Share [Abstract]
Net income before non-controlling interests	$ 978	$ 827	$ 2,064	$ 1,825
Less: Net income attributable to non-controlling interests	11	7	26	22
Net income attributable to the Company	$ 967	$ 820	$ 2,038	$ 1,803
Basic weighted average common shares outstanding (in shares)	501	508	502	508
Dilutive effect of potentially issuable common shares (in shares)	5	5	6	6
Diluted weighted average common shares outstanding (in shares)	506	513	508	514
Average stock price used to calculate common stock equivalents (in dollars per share)	$ 160.43	$ 134.04	$ 158.96	$ 124.50