Acquisitions and Dispositions (Pro-Forma Information) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Business Combination and Asset Acquisition [Abstract]
Revenue	$ 22,904	$ 21,238	$ 20,220
Net income attributable to the Company	$ 3,807	$ 3,058	$ 3,177
Basic net income per share attributable to the Company (in dollars per share)	$ 7.71	$ 6.12	$ 6.27
Diluted net income per share attributable to the Company (in dollars per share)	$ 7.63	$ 6.06	$ 6.20