Preferred Stock - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2023	Aug. 01, 2025	Dec. 31, 2024
Class of Stock [Line Items]
Liquidation amount	$ 358
Carrying amount	$ 349			$ 426
Call of preferred stock		$ 494
Preferred stock, issued (in shares)	8,750			16,750
Noncontrolling interest	$ 295			$ 295
Retained Earnings
Class of Stock [Line Items]
Call of preferred stock	$ 3
Series A
Class of Stock [Line Items]
Liquidation amount			$ 80
Carrying amount			$ 77
Preferred Class A
Class of Stock [Line Items]
Preferred stock, issued (in shares)	300,000
Liquidation preference per share (in dollars per share)	$ 1,000
Basis spread on variable rate	1.11161%
Noncontrolling interest	$ 295			$ 295
Annual dividend rate	3.75%
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]
Liquidation preference per share (in dollars per share)	$ 1,000,000
Annual dividend rate	9.50%
Stock issued (in shares)	50
Preferred Class B | FT Real Estate Securities Company, Inc.: | Non Affiliates
Class of Stock [Line Items]
Stock issued (in shares)	47