CONSOLIDATED STATEMENTS OF EQUITY (unaudited) - USD ($) $ in Thousands	Total	Series I Preferred Stock	Class C Common Stock	Series H Preferred Stock	Preferred Stock	Preferred Stock Series I Preferred Stock	Preferred Stock Series H Preferred Stock	Common Stock	Common Stock Class C Common Stock	Additional Paid-in Capital	Additional Paid-in Capital Class C Common Stock	Accumulated Other Comprehensive Income/(Loss)	Retained Earnings
Beginning balance (in shares) at Dec. 31, 2024					16,980,000			10,891,000
Beginning Balance at Dec. 31, 2024	$ 1,489,026				$ 411,149			$ 10,891		$ 135,894		$ (12,147)	$ 943,239
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	49,651												49,651
Other comprehensive (loss) income, net of tax	10,339											10,339
Cash dividends, preferred stock	(5,666)												(5,666)
Cash dividends, common stock	(16,352)												(16,352)
Issuance of Stock (in shares)								42,000
Issuance of Stock	121							$ 42		79
Stock-based compensation cost	3,529									3,529
Other stock-based award activity	(5,002)									(5,002)
Ending balance (in shares) at Mar. 31, 2025					16,980,000			10,933,000
Ending Balance at Mar. 31, 2025	1,525,646				$ 411,149			$ 10,933		134,500		(1,808)	970,872
Beginning balance (in shares) at Dec. 31, 2024					16,980,000			10,891,000
Beginning Balance at Dec. 31, 2024	1,489,026				$ 411,149			$ 10,891		135,894		(12,147)	943,239
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	159,491
Other comprehensive (loss) income, net of tax	6,716
Ending balance (in shares) at Sep. 30, 2025					20,980,000			10,934,000
Ending Balance at Sep. 30, 2025	1,687,083				$ 508,038			$ 10,934		137,602		(5,431)	1,035,940
Beginning balance (in shares) at Mar. 31, 2025					16,980,000			10,933,000
Beginning Balance at Mar. 31, 2025	1,525,646				$ 411,149			$ 10,933		134,500		(1,808)	970,872
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	54,837												54,837
Other comprehensive (loss) income, net of tax	(15,857)											(15,857)
Cash dividends, preferred stock	(5,667)												(5,667)
Cash dividends, common stock	(16,401)												(16,401)
Issuance of Stock (in shares)								1,000
Issuance of Stock	81							$ 1		80
Stock-based compensation cost	1,745									1,745
Other stock-based award activity	(77)									(77)
Ending balance (in shares) at Jun. 30, 2025					16,980,000			10,934,000
Ending Balance at Jun. 30, 2025	1,544,307				$ 411,149			$ 10,934		136,248		(17,665)	1,003,641
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	55,003												55,003
Other comprehensive (loss) income, net of tax	12,234											12,234
Cash dividends, preferred stock	(6,303)												(6,303)
Cash dividends, common stock	(16,401)												(16,401)
Issuance of Stock (in shares)							4,000,000
Issuance of Stock			$ 65	$ 96,889			$ 96,889				$ 65
Stock-based compensation cost	1,360									1,360
Other stock-based award activity	(71)									(71)
Ending balance (in shares) at Sep. 30, 2025					20,980,000			10,934,000
Ending Balance at Sep. 30, 2025	1,687,083				$ 508,038			$ 10,934		137,602		(5,431)	1,035,940
Beginning balance (in shares) at Dec. 31, 2025					20,980,000			10,857,000
Beginning Balance at Dec. 31, 2025	1,718,949				$ 507,993			$ 10,857		139,370		13,382	1,047,347
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	59,123												59,123
Other comprehensive (loss) income, net of tax	(28,453)											(28,453)
Cash dividends, preferred stock	(7,291)												(7,291)
Cash dividends, common stock	(17,341)												(17,341)
Repurchase of Class C Common Stock (in shares)								(47,000)
Repurchase of Class C Common Stock	(7,178)							$ (47)					(7,131)
Issuance of Stock (in shares)								39,000
Issuance of Stock	99							$ 39		60
Stock-based compensation cost	3,004									3,004
Other stock-based award activity	(3,891)									(3,891)
Ending balance (in shares) at Mar. 31, 2026					20,980,000			10,849,000
Ending Balance at Mar. 31, 2026	1,717,021				$ 507,993			$ 10,849		138,543		(15,071)	1,074,707
Beginning balance (in shares) at Dec. 31, 2025					20,980,000			10,857,000
Beginning Balance at Dec. 31, 2025	1,718,949				$ 507,993			$ 10,857		139,370		13,382	1,047,347
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	190,285
Other comprehensive (loss) income, net of tax	$ (81,648)
Repurchase of Class C Common Stock (in shares)	(47,319)
Repurchase of Class C Common Stock			(7,100)
Ending balance (in shares) at Sep. 30, 2026					24,980,000			10,857,000
Ending Balance at Sep. 30, 2026	$ 1,842,645				$ 604,757			$ 10,857		141,562		(68,266)	1,153,735
Beginning balance (in shares) at Mar. 31, 2026					20,980,000			10,849,000
Beginning Balance at Mar. 31, 2026	1,717,021				$ 507,993			$ 10,849		138,543		(15,071)	1,074,707
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	66,951												66,951
Other comprehensive (loss) income, net of tax	(3,163)											(3,163)
Cash dividends, preferred stock	(8,074)												(8,074)
Cash dividends, common stock	(17,359)												(17,359)
Issuance of Stock (in shares)						4,000,000			1,000
Issuance of Stock		$ 96,764	62			$ 96,764			$ 1		61
Stock-based compensation cost	2,323									2,323
Other stock-based award activity	(91)									(91)
Ending balance (in shares) at Jun. 30, 2026					24,980,000			10,850,000
Ending Balance at Jun. 30, 2026	1,854,434				$ 604,757			$ 10,850		140,836		(18,234)	1,116,225
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	64,211												64,211
Other comprehensive (loss) income, net of tax	(50,032)											(50,032)
Cash dividends, preferred stock	(9,335)												(9,335)
Cash dividends, common stock	(17,366)												(17,366)
Issuance of Stock (in shares)									7,000
Issuance of Stock			$ 71						$ 7		$ 64
Stock-based compensation cost	1,928									1,928
Other stock-based award activity	(1,266)									(1,266)
Ending balance (in shares) at Sep. 30, 2026					24,980,000			10,857,000
Ending Balance at Sep. 30, 2026	$ 1,842,645				$ 604,757			$ 10,857		$ 141,562		$ (68,266)	$ 1,153,735