CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Adjustments	Remaining Adjusted Transition Amounts to be Phased-In	Series B Preferred Stock	Preferred Stock	Preferred Stock Remaining Adjusted Transition Amounts to be Phased-In	Preferred Stock Series B Preferred Stock	Common Stock	Common Stock Remaining Adjusted Transition Amounts to be Phased-In	Additional Paid-In Capital	Additional Paid-In Capital Remaining Adjusted Transition Amounts to be Phased-In	Additional Paid-In Capital Series B Preferred Stock	Accumulated Other Comprehensive Loss	Accumulated Other Comprehensive Loss Remaining Adjusted Transition Amounts to be Phased-In	Retained Earnings	Retained Earnings Adjustments	Retained Earnings Remaining Adjusted Transition Amounts to be Phased-In	Retained Earnings Series B Preferred Stock	Treasury Stock	Treasury Stock Remaining Adjusted Transition Amounts to be Phased-In
Beginning balance, shares issued (in shares) at Dec. 31, 2019					4,000,000	4,000,000		453,599,926	453,599,926
Beginning balance (in shares) at Dec. 31, 2019																			(32,506,562)	(32,506,562)
Beginning balance (in shares) at Dec. 31, 2019								421,093,364	421,093,364
Beginning balance at Dec. 31, 2019	$ 3,311,836	$ (952,639)	$ 2,359,197		$ 400,000	$ 400,000		$ 90,720	$ 90,720	$ 1,307,630	$ 1,307,630		$ (12,367)	$ (12,367)	$ 1,850,512	$ (952,639)	$ 897,873		$ (324,659)	$ (324,659)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	880,690														880,690
Other comprehensive loss, net of tax	(21,833)												(21,833)
Total comprehensive income	858,857
Cash dividends declared:
Common stock	(46,351)														(46,351)
Preferred stock				$ (9,734)														$ (9,734)
Dividend equivalent units related to employee stock-based compensation plans	$ (10)									271					(281)
Issuance of common shares (in shares)	3,129,325							3,129,325
Issuance of common shares	$ 3,602							$ 626		2,976
Stock-based compensation expense	$ 36,586									36,418					168
Common stock repurchased (in shares)	(47,736,847)							(47,736,847)											(47,736,847)
Common stock repurchased	$ (558,167)									(96,923)									$ (461,244)
Shares repurchased related to employee stock-based compensation plans (in shares)	(1,197,843)							(1,197,843)											(1,197,843)
Shares repurchased related to employee stock-based compensation plans	$ (13,090)																		$ (13,090)
Repurchase of Preferred Stock, series B (in shares)							(1,489,304)
Repurchase of Preferred Stock, series B				(68,055)			$ (148,930)					$ 80,875
Ending balance, shares issued (in shares) at Dec. 31, 2020					2,510,696			456,729,251
Ending balance (in shares) at Dec. 31, 2020																			(81,441,252)
Ending balance (in shares) at Dec. 31, 2020								375,287,999
Ending balance at Dec. 31, 2020	2,562,835				$ 251,070			$ 91,346		1,331,247			(34,200)		1,722,365				$ (798,993)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,160,513														1,160,513
Other comprehensive loss, net of tax	16,303												16,303
Total comprehensive income	1,176,816
Cash dividends declared:
Common stock	(60,462)														(60,462)
Preferred stock				(4,736)														(4,736)
Dividend equivalent units related to employee stock-based compensation plans	$ (16)									530					(546)
Issuance of common shares (in shares)	3,786,581							3,786,581
Issuance of common shares	$ 4,891							$ 757		4,134
Stock-based compensation expense	$ 30,649									30,649
Common stock repurchased (in shares)	(98,748,905)							(70,246,445)											(70,246,445)
Common stock repurchased	$ (1,067,583)									174,684									$ (1,242,267)
Shares repurchased related to employee stock-based compensation plans (in shares)	(1,368,942)							(1,368,942)											(1,368,942)
Shares repurchased related to employee stock-based compensation plans	$ (20,123)																		$ (20,123)
Common stock repurchased and cancelled (in shares)								(28,502,460)
Common stock repurchased and cancelled	$ (472,560)							$ (5,700)		(466,860)
Ending balance, shares issued (in shares) at Dec. 31, 2021					2,510,696			432,013,372
Ending balance (in shares) at Dec. 31, 2021	(153,100,000)																		(153,056,639)
Ending balance (in shares) at Dec. 31, 2021								278,956,733
Ending balance at Dec. 31, 2021	$ 2,149,711				$ 251,070			$ 86,403		1,074,384			(17,897)		2,817,134				$ (2,061,383)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	469,014														469,014
Other comprehensive loss, net of tax	(75,973)												(75,973)
Total comprehensive income	393,041
Cash dividends declared:
Common stock	$ (112,961)														(112,961)
Preferred stock				$ (9,029)														$ (9,029)
Issuance of common shares (in shares)	3,107,768							3,107,768
Issuance of common shares	$ 433							$ 622		618					(807)
Stock-based compensation expense	$ 34,359									34,070					289
Common stock repurchased (in shares)	(40,253,548)							(40,253,548)											(40,253,548)
Common stock repurchased	$ (707,742)									0									$ (707,742)
Shares repurchased related to employee stock-based compensation plans (in shares)	(1,135,509)							(1,135,509)											(1,135,509)
Shares repurchased related to employee stock-based compensation plans	$ (20,842)																		$ (20,842)
Ending balance, shares issued (in shares) at Dec. 31, 2022					2,510,696			435,121,140
Ending balance (in shares) at Dec. 31, 2022	(194,400,000)																		(194,445,696)
Ending balance (in shares) at Dec. 31, 2022								240,675,444
Ending balance at Dec. 31, 2022	$ 1,726,970				$ 251,070			$ 87,025		$ 1,109,072			$ (93,870)		$ 3,163,640				$ (2,789,967)