CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjusted Balance	Series E	Series F	Series A	Class C non-voting common stock	Series G	Preferred Stock	Preferred Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Preferred Stock Series E	Preferred Stock Series F	Preferred Stock Series A	Preferred Stock Series G	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock Class C non-voting common stock	Additional Paid-in Capital	Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjusted Balance	Additional Paid-in Capital Class C non-voting common stock	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Cumulative Effect, Period of Adoption, Adjusted Balance	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjusted Balance	Retained Earnings Class C non-voting common stock
Beginning balance ( in shares) at Dec. 31, 2019									9,400	9,400					10,712	10,712
Beginning balance at Dec. 31, 2019	$ 799,006	$ (2,099)	$ 796,907						$ 228,374	$ 228,374					$ 10,712	$ 10,712		$ 119,304	$ 119,304		$ (16,161)	$ (16,161)	$ 456,777	$ 454,678
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	114,376																						114,376
Other comprehensive income, net of tax	2,238																				2,238
Cash dividends, preferred stock	(17,805)
Cash dividends, common stock	(34,333)
Issuance of common stock (in shares)											3,180	4,800					29
Issuance of common stock				$ 77,003	$ 116,160		$ 85				$ 77,003	$ 116,160					$ 29			$ 56
Redemption of Series A preferred stock (in shares)													(2,400)
Redemption of Series A preferred stock						$ (58,333)							$ (58,333)
Loss on retirement of preferred stock	(1,667)																						(1,667)
Repurchase of Class C Common Stock (in shares)																	(4)
Repurchase of Class C Common Stock	(235)																$ (4)								$ (231)
Stock-based compensation cost	4,128																	4,128
Other stock-based award activity	(589)																	(589)
Ending balance (in shares) at Dec. 31, 2020									14,980						10,737
Ending balance at Dec. 31, 2020	997,935								$ 363,204						$ 10,737			122,899			(13,923)		515,018
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	136,089																						136,089
Other comprehensive income, net of tax	17,776																				17,776
Cash dividends, preferred stock	(24,677)
Cash dividends, common stock	(37,873)
Issuance of common stock (in shares)														5,000			29
Issuance of common stock	145							$ 121,327						$ 121,327			$ 29			116
Loss on retirement of preferred stock	0
Stock-based compensation cost	4,310																	4,310
Other stock-based award activity	(1,332)																	(1,332)
Ending balance (in shares) at Dec. 31, 2021									19,980						10,766
Ending balance at Dec. 31, 2021	1,213,700								$ 484,531						$ 10,766			125,993			3,853		588,557
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	178,144																						178,144
Other comprehensive income, net of tax	(54,696)																				(54,696)
Cash dividends, preferred stock	(27,165)
Cash dividends, common stock	(41,006)
Issuance of common stock (in shares)																	35
Issuance of common stock	225																$ 35			$ 190
Loss on retirement of preferred stock	0
Stock-based compensation cost	4,625																	4,625
Other stock-based award activity	(1,869)																	(1,869)
Ending balance (in shares) at Dec. 31, 2022									19,980						10,801
Ending balance at Dec. 31, 2022	$ 1,271,958								$ 484,531						$ 10,801			$ 128,939			$ (50,843)		$ 698,530