CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands		Total	Stock Compensation Plans And Agreements, Various Plans and Agreements	Stock Repurchase Plan	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Common Stock Stock Compensation Plans And Agreements, Various Plans and Agreements	Common Stock Stock Repurchase Plan	Common Stock and Additional Paid-In Capital	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment	Treasury Stock	AOCI, net of Tax	Treasury Stock, Common Stock Compensation Plans And Agreements, Various Plans and Agreements	Treasury Stock, Common Stock Repurchase Plan
Beginning balance (in shares) at Dec. 31, 2019						145,625,385
Beginning balance at Dec. 31, 2019		$ 5,017,617							$ 1,826,512	$ 3,689,377		$ (479,864)	$ (18,408)
Beginning balance (Accounting Standards Update 2016-13) at Dec. 31, 2019	[1]				$ (97,967)						$ (97,967)
Increase (Decrease) in Stockholders' Equity
Net income		567,797								567,797
Other comprehensive income (loss)		62,733											62,733
Issuance of common stock pursuant to various stock compensation plans and agreements (in shares)						618,641
Issuance of common stock pursuant to various stock compensation plans and agreements		32,007							32,007
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements (in shares)							(207,115)	(4,471,682)
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements			$ (8,253)	$ (145,966)										$ (8,253)	$ (145,966)
Cash dividends on common stock		(158,793)								(158,793)
Ending balance (in shares) at Dec. 31, 2020						141,565,229
Ending balance at Dec. 31, 2020		5,269,175							1,858,519	4,000,414		(634,083)	44,325
Increase (Decrease) in Stockholders' Equity
Net income		872,981								872,981
Other comprehensive income (loss)		(134,706)											(134,706)
Issuance of common stock pursuant to various stock compensation plans and agreements (in shares)						550,045
Issuance of common stock pursuant to various stock compensation plans and agreements		35,206							35,206
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements (in shares)							(207,320)
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements			(15,702)											(15,702)
Cash dividends on common stock		(189,736)								(189,736)
Ending balance (in shares) at Dec. 31, 2021						141,907,954
Ending balance at Dec. 31, 2021		5,837,218							1,893,725	4,683,659		(649,785)	(90,381)
Increase (Decrease) in Stockholders' Equity
Net income		1,128,083								1,128,083
Other comprehensive income (loss)		(675,248)											(675,248)
Issuance of common stock pursuant to various stock compensation plans and agreements (in shares)						671,871
Issuance of common stock pursuant to various stock compensation plans and agreements		42,832							42,832
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements (in shares)							(246,462)	(1,385,517)
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements			$ (19,087)	$ (99,990)										$ (19,087)	$ (99,990)
Cash dividends on common stock		(229,196)								(229,196)
Ending balance (in shares) at Dec. 31, 2022						140,947,846
Ending balance at Dec. 31, 2022		$ 5,984,612							$ 1,936,557	$ 5,582,546		$ (768,862)	$ (765,629)

[1] Represents the impact of the adoption of Accounting Standards Update (“ASU”) 2016-13, Financial Instruments — Credit Losses (Topic 326) on January 1, 2020.