Shareholders' Equity - Preferred Stock Dividends Declared (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Class of Stock [Line Items]
Dividends on preferred stock	$ 41	$ 36	$ 36
Series A Preferred Stock
Class of Stock [Line Items]
Preferred stock, dividends paid (in dollars per share)	$ 77.58	$ 61.25	$ 61.25
Dividends on preferred stock	$ 25	$ 20	$ 20
Series B Preferred Stock
Class of Stock [Line Items]
Preferred stock, dividends paid (in dollars per share)	$ 53.50	$ 53.50	$ 53.50
Dividends on preferred stock	$ 16	$ 16	$ 16