Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Preferred Stock Preferred Series A Stock	Preferred Stock Preferred Series B Stock	Common Stock	Capital Surplus	Accum. Other Comprehensive Income (Loss)	Retained Earnings	Treasury Stock
Beginning Balance (in shares) at Dec. 31, 2023		180,000	0	39,753,138
Balance at Beginning of Period at Dec. 31, 2023	$ 1,414,242	$ 180,000	$ 0	$ 583	$ 636,422	$ (396,688)	$ 2,107,569	$ (1,113,644)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	70,474						70,474
Other Comprehensive Income	22,327					22,327
Share-Based Compensation	7,505				7,505
Preferred Stock Issued, Net (in shares)			165,000
Preferred Stock Issued, Net	160,614		$ 165,000		(4,386)
Common Stock Issued under Purchase and Equity Compensation Plans (in shares)				57,972
Common Stock Issued under Purchase and Equity Compensation Plans	2,737			$ 2	300		1,152	1,283
Common Stock Repurchased (in shares)				(81,169)
Common Stock Repurchased	(4,995)							(4,995)
Cash Dividends Declared Common Stock (per share)	(56,117)						(56,117)
Cash Dividends Declared Preferred Stock	(3,938)						(3,938)
Balance at End of Period at Jun. 30, 2024	1,612,849	$ 180,000	$ 165,000	$ 585	639,841	(374,361)	2,119,140	(1,117,356)
Ending Balance (in shares) at Jun. 30, 2024		180,000	165,000	39,729,941
Beginning Balance (in shares) at Mar. 31, 2024		180,000		39,720,724
Balance at Beginning of Period at Mar. 31, 2024	1,435,977	$ 180,000		$ 584	640,663	(383,581)	2,114,729	(1,116,418)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	34,083						34,083
Other Comprehensive Income	9,220					9,220
Share-Based Compensation	3,475				3,475
Preferred Stock Issued, Net (in shares)			165,000
Preferred Stock Issued, Net	160,614		$ 165,000		(4,386)
Common Stock Issued under Purchase and Equity Compensation Plans (in shares)				36,640
Common Stock Issued under Purchase and Equity Compensation Plans	1,185			$ 1	89		358	737
Common Stock Repurchased (in shares)				(27,423)
Common Stock Repurchased	(1,675)							(1,675)
Cash Dividends Declared Common Stock (per share)	(28,061)						(28,061)
Cash Dividends Declared Preferred Stock	(1,969)						(1,969)
Balance at End of Period at Jun. 30, 2024	1,612,849	$ 180,000	$ 165,000	$ 585	639,841	(374,361)	2,119,140	(1,117,356)
Ending Balance (in shares) at Jun. 30, 2024		180,000	165,000	39,729,941
Beginning Balance (in shares) at Dec. 31, 2024		180,000	165,000	39,762,255
Balance at Beginning of Period at Dec. 31, 2024	1,667,774	$ 180,000	$ 165,000	$ 585	647,403	(343,389)	2,133,838	(1,115,663)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	91,622						91,622
Other Comprehensive Income	44,195					44,195
Share-Based Compensation	7,517				7,517
Common Stock Issued under Purchase and Equity Compensation Plans (in shares)				55,906
Common Stock Issued under Purchase and Equity Compensation Plans	2,609			$ 2	559			2,048
Common Stock Repurchased (in shares)				(52,786)
Common Stock Repurchased	(3,600)							(3,600)
Cash Dividends Declared Common Stock (per share)	(56,472)						(56,472)
Cash Dividends Declared Preferred Stock	(10,538)						(10,538)
Balance at End of Period at Jun. 30, 2025	1,743,107	$ 180,000	$ 165,000	$ 587	655,479	(299,194)	2,158,450	(1,117,215)
Ending Balance (in shares) at Jun. 30, 2025		180,000	165,000	39,765,375
Beginning Balance (in shares) at Mar. 31, 2025		180,000	165,000	39,734,304
Balance at Beginning of Period at Mar. 31, 2025	1,704,935	$ 180,000	$ 165,000	$ 586	651,374	(318,397)	2,144,326	(1,117,954)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	47,637						47,637
Other Comprehensive Income	19,203					19,203
Share-Based Compensation	3,837				3,837
Common Stock Issued under Purchase and Equity Compensation Plans (in shares)				36,429
Common Stock Issued under Purchase and Equity Compensation Plans	1,294			$ 1	268			1,025
Common Stock Repurchased (in shares)				(5,358)
Common Stock Repurchased	(286)							(286)
Cash Dividends Declared Common Stock (per share)	(28,244)						(28,244)
Cash Dividends Declared Preferred Stock	(5,269)						(5,269)
Balance at End of Period at Jun. 30, 2025	$ 1,743,107	$ 180,000	$ 165,000	$ 587	$ 655,479	$ (299,194)	$ 2,158,450	$ (1,117,215)
Ending Balance (in shares) at Jun. 30, 2025		180,000	165,000	39,765,375