Goodwill and Other Intangibles (Changes in the Carrying Amount of Goodwill) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Goodwill [Roll Forward]
Balance at January 1,	$ 17,231	$ 16,251
Goodwill acquired	430	236
Other adjustments	(145)	134
Balance at June 30,	$ 17,516	$ 16,621