Consolidated Statements of Shareholders' Equity (Parenthetical) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash dividends declared
Common stock, dividend per share (in dollars per share)	$ 0.52	$ 0.43
Stockholders' Equity, Other	$ 26	$ 32
Additional Paid-in Capital
Cash dividends declared
Stockholders' Equity, Other	$ 82	$ 46
Series B Preferred Stock
Cash dividends declared
Preferred stock, dividend per depositary share (in dollars per share)		$ 9,325.22
Series C Preferred Stock
Cash dividends declared
Preferred stock, dividend per depositary share (in dollars per share)		$ 8,753.75
Series D Preferred Stock
Cash dividends declared
Preferred stock, dividend per depositary share (in dollars per share)	$ 8,875