Preferred Stock - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	May 01, 2024	Dec. 31, 2023
Class of Stock [Line Items]
Liquidation Amount	$ 438		$ 438
Carrying Amount	$ 426		$ 426		$ 520
Series D preferred stock redemption		$ 494
Preferred stock, issued (in shares)	16,750		16,750		26,750
Noncontrolling interest	$ 295		$ 295		$ 295
Retained Earnings
Class of Stock [Line Items]
Series D preferred stock redemption	$ 7	$ 0	$ 7
Series A
Class of Stock [Line Items]
Liquidation Amount				$ 100
Carrying Amount				$ 94
Preferred Class A
Class of Stock [Line Items]
Preferred stock, issued (in shares)	300,000		300,000
Preferred stock, liquidation preference per share (in dollars per share)	$ 1,000		$ 1,000
Basis spread on variable rate			1.11161%
Annual Dividend Rate			3.75%
Noncontrolling interest	$ 295		$ 295		$ 295
Preferred Class A | Variable Rate Basis Spread, Percentage One
Class of Stock [Line Items]
Basis spread on variable rate			0.26161%
Preferred Class A | Variable Rate Basis Spread, Percentage Two
Class of Stock [Line Items]
Basis spread on variable rate			0.85%
Preferred Class B | FT Real Estate Securities Company, Inc.
Class of Stock [Line Items]
Preferred stock, liquidation preference per share (in dollars per share)	$ 1,000,000		$ 1,000,000
Annual Dividend Rate			9.50%
Preferred stock issuance (in shares)			50
Preferred Class B | FT Real Estate Securities Company, Inc. | Non Affiliates
Class of Stock [Line Items]
Preferred stock issuance (in shares)			47