CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Assets: | ||||||||
| Cash and due from banks | $ 375,357 | $ 370,748 | ||||||
| Interest-bearing deposits | 2,347,070 | 2,078,777 | ||||||
| Total available-for-sale securities | [1] | 10,600,328 | 10,009,500 | |||||
| Investment securities held-to-maturity, net of allowance for credit losses | [2] | 7,694,979 | 7,969,575 | |||||
| Loans held for sale | [3] | 13,189 | 14,886 | |||||
| Loans and leases | 57,868,678 | 56,597,110 | ||||||
| Allowance for credit losses on loans and leases | (723,846) | (719,411) | ||||||
| Loans and leases, net | 57,144,832 | 55,877,699 | ||||||
| Federal Home Loan Bank and Federal Reserve Bank stock | 388,374 | 356,411 | ||||||
| Deferred tax assets, net | 225,133 | 195,740 | ||||||
| Premises and equipment, net | 429,266 | 432,035 | ||||||
| Goodwill | 2,898,463 | 2,897,522 | ||||||
| Other intangible assets, net | 290,513 | 313,234 | ||||||
| Cash surrender value of life insurance policies | 1,300,458 | 1,271,457 | ||||||
| Accrued interest receivable and other assets | 2,240,677 | 2,286,079 | ||||||
| Total assets | 85,948,639 | 84,073,663 | ||||||
| Liabilities and Stockholders’ Equity: | ||||||||
| Non-interest-bearing | 9,999,855 | 10,082,854 | ||||||
| Interest-bearing | 60,283,598 | 58,676,959 | ||||||
| Total deposits | 70,283,453 | 68,759,813 | ||||||
| Securities sold under agreements to repurchase | 73,395 | 596,738 | ||||||
| Federal Home Loan Bank advances | 3,661,246 | 2,980,718 | ||||||
| Long-term debt | 737,171 | 739,454 | ||||||
| Accrued expenses and other liabilities | 1,432,625 | 1,504,704 | ||||||
| Total liabilities | 76,187,890 | 74,581,427 | ||||||
| Stockholders’ equity: | ||||||||
| Common stock | 1,828 | 1,828 | ||||||
| Paid-in capital | 6,150,308 | 6,183,434 | ||||||
| Retained earnings | 4,842,778 | 4,477,744 | ||||||
| Treasury stock, at cost—20,743,567 and 21,562,037 shares | (1,070,425) | (1,103,905) | ||||||
| Accumulated other comprehensive (loss), net of tax | (447,719) | (350,844) | ||||||
| Total stockholders’ equity | 9,760,749 | 9,492,236 | ||||||
| Total liabilities and stockholders’ equity | 85,948,639 | 84,073,663 | ||||||
| Preferred Stock Series F Issued | ||||||||
| Stockholders’ equity: | ||||||||
| Preferred stock | 145,037 | 145,037 | ||||||
| Preferred Stock Series G Issued | ||||||||
| Stockholders’ equity: | ||||||||
| Preferred stock | $ 138,942 | $ 138,942 | ||||||
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| X | ||||||||||
- Definition Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of Federal Home Loan Bank (FHLB) and Federal Reserve Bank stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The aggregate of all domestic and foreign interest-bearing deposit liabilities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition For banks and other depository institutions (including Federal Reserve Banks, if applicable): Interest-bearing deposits in other financial institutions for relatively short periods of time including, for example, certificates of deposits, which are presented separately from cash on the balance sheet. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount, before valuation allowance, of financing receivable classified as held-for-sale. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of expenses incurred but not yet paid classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of assets classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent and noncontrolling interest. Excludes temporary equity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Debt Securities, Held-To-Maturity, Net Of Allowance For Credit Losses No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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