Shareholders' Equity - Schedule of Dividends Declared (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	Feb. 28, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Dividends Payable [Line Items]
Preferred stock cash dividend		$ 112	$ 114	$ 152
Series D Preferred Stock
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)	$ 1,475	$ 5,900	$ 5,900
Preferred stock cash dividend		$ 44	$ 44
Series D Preferred Stock, Depository Share
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)	0.37	$ 1.48	$ 1.48
Series F Preferred Stock
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)	2,092	$ 5,208	$ 3,808
Preferred stock cash dividend		$ 13	$ 15
Series F Preferred Stock, Depository Share
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)	20.92	$ 52.08	$ 38.08
Series G Preferred Stock
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)	1,338	$ 5,352	$ 5,352
Preferred stock cash dividend		$ 27	$ 27
Series G Preferred Stock, Depository Share
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)	$ 0.33	$ 1.32	$ 1.32
Series H Preferred Stock
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)		$ 5,625	$ 5,625
Preferred stock cash dividend		$ 28	$ 28
Series H Preferred Stock, Depository Share
Dividends Payable [Line Items]
Preferred dividends declared (USD per share)		$ 56.25	$ 56.25