Equity (Common Stock - Narrative) (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023
Equity [Abstract]
Treasury Stock, Shares, Acquired					28,872,993	23,665,630
Treasury Stock, Value, Acquired, Cost Method, Net Of Excise Tax					$ 2,000	$ 1,500
Treasury Stock, Value, Acquired, Cost Method	$ 863	$ 1,183	$ 678	$ 787