Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended
	Jan. 31, 2024	May 31, 2015	Feb. 28, 2014	Feb. 08, 2024	Dec. 31, 2023
Series F Preferred Stock
Subsequent Event [Line Items]
Shares issued (in shares)		250,000
Ownership Interest Per Depositary Share		1.00%
Liquidation preference per share (USD per share)		$ 100,000
Preferred stock, shares outstanding (in shares)					2,500
Series D Preferred Stock
Subsequent Event [Line Items]
Ownership Interest Per Depositary Share			0.025%
Liquidation preference per share (USD per share)			$ 100,000
Preferred stock, shares outstanding (in shares)					7,500
Series D Preferred Stock, Depository Share
Subsequent Event [Line Items]
Shares issued (in shares)			30,000,000
Liquidation preference per share (USD per share)			$ 25
Series F Preferred Stock, Depository Share
Subsequent Event [Line Items]
Liquidation preference per share (USD per share)		$ 1,000
Subsequent Event | Series I Preferred Stock, Depository Share
Subsequent Event [Line Items]
Shares issued (in shares)	1,500,000
Ownership Interest Per Depositary Share	1.00%
Liquidation preference per share (USD per share)	$ 1,000
Proceeds from issuance of preferred stock, net of issuance costs	$ 1,500
Subsequent Event | Series I Preferred Stock
Subsequent Event [Line Items]
Shares issued (in shares)	1,500,000
Liquidation preference per share (USD per share)	$ 100,000
Subsequent Event | Series F Preferred Stock
Subsequent Event [Line Items]
Liquidation preference per share (USD per share)				$ 100,000
Redemption price				$ 1,000
Preferred stock, shares outstanding (in shares)				2,500
Subsequent Event | Series D Preferred Stock
Subsequent Event [Line Items]
Liquidation preference per share (USD per share)				$ 100,000
Preferred stock, shares outstanding (in shares)				7,500
Subsequent Event | Series D Preferred Stock, Depository Share
Subsequent Event [Line Items]
Liquidation preference per share (USD per share)				$ 25
Preferred stock, shares outstanding (in shares)				30,000,000
Subsequent Event | Series F Preferred Stock, Depository Share
Subsequent Event [Line Items]
Liquidation preference per share (USD per share)				$ 1,000
Preferred stock, shares outstanding (in shares)				250,000