Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Earnings Per Share [Abstract]
Net income (loss) from continuing operations	$ 1,049	$ 1,904
Net income attributable to noncontrolling interests	(386)	(377)
Undistributed dividends and earnings allocated to participating securities	(5)	(5)
Net income attributable to common stockholders	$ 658	$ 1,522
Basic weighted-average shares of common stock outstanding	1,433	1,455
Add shares issuable upon exercise or vesting of dilutive stock options and restricted stock units (RSUs)	10	14
Diluted weighted-average shares of common stock outstanding	1,443	1,469
Earnings per share, basic (in dollars per share)	$ 0.46	$ 1.05
Earnings per share, diluted (in dollars per share)	$ 0.46	$ 1.04
Dilutive Securities Excluded from Computation of EPS Amount	0	2