Earnings Per Share - Schedule of Weighted Average Number of Shares (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Net loss available to common shareholders	$ (1,636)	$ (3,275)	$ (2,199)	$ (4,301)
Weighted average shares outstanding, basic (in shares)	607.2	596.3	605.0	594.0
Participating securities (in shares)	0.3	0.3	0.3	0.3
Weighted average common shares outstanding, basic (in shares)	606.9	596.0	604.7	593.7
Weighted average shares outstanding, diluted (in shares)	607.2	596.3	605.0	594.0
Participating securities (in shares)	0.3	0.3	0.3	0.3
Weighted average common shares outstanding, diluted (in shares)	606.9	596.0	604.7	593.7
Net loss per share, basic (in dollars per share)	$ (2.70)	$ (5.49)	$ (3.64)	$ (7.24)
Net loss per share, diluted (in dollars per share)	$ (2.70)	$ (5.49)	$ (3.64)	$ (7.24)