Stockholders' Equity - Schedule of Outstanding Preferred Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Class of Stock [Line Items]
Shares Authorized	7,054,000	7,054,000
Shares Issued and Outstanding	20,759	20,806
Liquidation Preference	$ 553,762	$ 556,113
Par Value	$ 1	$ 1
Series L Preferred Stock [Member]
Class of Stock [Line Items]
Shares Authorized	10,350	10,350
Shares Issued and Outstanding	8,902	8,902
Liquidation Preference	$ 222,543	$ 222,543
Dividend Rate	5.125%	5.125%
Annual Dividend per Depositary Share	$ 1.28125	$ 1.28125
Par Value	$ 1	$ 1
Optional Redemption Date	Aug. 16, 2022	Aug. 16, 2022
Series M Preferred Stock [Member]
Class of Stock [Line Items]
Shares Authorized	10,580	10,580
Shares Issued and Outstanding	10,465	10,465
Liquidation Preference	$ 261,636	$ 261,636
Dividend Rate	5.25%	5.25%
Annual Dividend per Depositary Share	$ 1.3125	$ 1.3125
Par Value	$ 1	$ 1
Optional Redemption Date	Dec. 20, 2022	Dec. 20, 2022
Class N Preferred Stock [Member]
Class of Stock [Line Items]
Shares Authorized	1,849	1,849
Shares Issued and Outstanding	1,392	1,439
Liquidation Preference	$ 69,583	$ 71,934
Dividend Rate	7.25%	7.25%
Annual Dividend per Depositary Share	$ 3.625	$ 3.625
Par Value	$ 1	$ 1