CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands		Total	Cumulative Effect, Period Of Adoption, Adjustment	Various Stock Compensation Plans And Agreements	Stock Repurchase Plan	Common Stock	Common Stock Various Stock Compensation 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	Treasury Stock Various Stock Compensation Plans And Agreements	Treasury Stock Stock Repurchase Plan	AOCI, Net of Tax
Beginning balance (in shares) at Dec. 31, 2022						140,947,846
Beginning balance at Dec. 31, 2022		$ 5,984,612							$ 1,936,557	$ 5,582,546		$ (768,862)			$ (765,629)
Beginning balance (Accounting Standards Update 2022-02) at Dec. 31, 2022	[1]		$ (4,262)								$ (4,262)
Increase (Decrease) in Stockholders' Equity
Net income		322,439								322,439
Other comprehensive loss		85,635													85,635
Issuance of common stock pursuant to various stock compensation plans and agreements (in shares)						740,722
Issuance of common stock pursuant to various stock compensation plans and agreements		11,130							11,130
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements (in shares)							(292,768)
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements				$ (21,791)									$ (21,791)
Cash dividends on common stock		(68,432)								(68,432)
Ending balance (in shares) at Mar. 31, 2023						141,395,800
Ending balance at Mar. 31, 2023		6,309,331							1,947,687	5,832,291		(790,653)			(679,994)
Beginning balance (in shares) at Dec. 31, 2023						140,027,367
Beginning balance at Dec. 31, 2023		6,950,834							1,980,987	6,465,230		(874,787)			(620,596)
Beginning balance (Accounting Standards Update 2023-02) at Dec. 31, 2023	[2]		$ (9,482)								$ (9,482)
Increase (Decrease) in Stockholders' Equity
Net income		285,075								285,075
Other comprehensive loss		(42,137)													(42,137)
Issuance of common stock pursuant to various stock compensation plans and agreements (in shares)						463,239
Issuance of common stock pursuant to various stock compensation plans and agreements		12,989							12,989
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements (in shares)							(187,593)	(1,181,851)
Repurchase of common stock pursuant to the Stock Repurchase Program/various stock compensation plans and agreements				$ (13,702)	$ (82,441)								$ (13,702)	$ (82,441)
Cash dividends on common stock		(77,904)								(77,904)
Ending balance (in shares) at Mar. 31, 2024						139,121,162
Ending balance at Mar. 31, 2024		$ 7,023,232							$ 1,993,976	$ 6,662,919		$ (970,930)			$ (662,733)

[1] Represents the change in the Company’s allowance for loan losses as a result of the adoption of Accounting Standards Update (“ASU”) 2022-02, Financial Instruments - Credit Losses (Topic 326): Troubled Debt Restructurings and the Vintage Disclosures on January 1, 2023.

[2] Represents the impact of the adoption of ASU 2023-02, Investments - Equity Method and Joint Ventures (Topic 323): Accounting for Investments in Tax Credit Structures Using the Proportional Amortization Method on January 1, 2024. Refer to Note 2 — Current Accounting Developments and Summary of Significant Accounting Policies in this Form 10-Q for additional information.