Earnings Per Share Net Income for Earnings Per Share Calculations - Basic and Diluted (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Earnings Per Share [Abstract]
Income (loss) from continuing operations after income taxes	$ 376	$ 607
Net income (loss) Attributable to Noncontrolling Interest, Continuing Operations	4	4
Net Income (Loss) from Continuing Operations Available to Common Shareholders, Diluted	372	603
Net income (loss) from Continuing Operations Available to Common Shareholders	372	603
Income (loss) from discontinued operations after income taxes	47	(8)
Diluted earnings (loss) per share of common stock	419	595
Basic earnings (loss) per share of common stock	$ 419	$ 595