CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Capital Surplus	Retained Earnings	Retained Earnings Series D Preferred Stock	Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period at Dec. 31, 2020	$ 2,079,231	$ 110,705	$ 42,094	$ 1,062,083	$ 791,630		$ 72,719
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income (loss)	141,452				219,923		(78,471)
Cash dividends declared:
Preferred stock	(8,050)					$ (8,050)
Common	(40,509)				(40,509)
Issuance of shares of common stock	1,311		181	1,130
Stock based compensation	8,743			8,743
Balance at end of period at Dec. 31, 2021	2,182,178	110,705	42,275	1,071,956	962,994		(5,752)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income (loss)	(402,074)				212,180		(614,254)
Cash dividends declared:
Preferred stock	(8,050)				(8,050)
Common	(46,199)				(46,199)
Issuance of shares of common stock	1,038		192	846
Stock based compensation	8,162			8,162
Balance at end of period at Dec. 31, 2022	1,735,055	110,705	42,467	1,080,964	1,120,925		(620,006)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income (loss)	247,409				79,920		167,489
Cash dividends declared:
Preferred stock	(8,050)				(8,050)
Common	(51,294)				(51,294)
Issuance of shares of common stock	548		221	327
Stock based compensation	9,449			9,449
Balance at end of period at Dec. 31, 2023	$ 1,933,117	$ 110,705	$ 42,688	$ 1,090,740	$ 1,141,501		$ (452,517)