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Loans and Leases - Components (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Loans and leases |  |
Loans and leases | $ 14,129,383 | $ 14,408,258
Outstanding loan balances, deferred loan costs and fees | 54,400 | 53,200
Accrued interest receivable related to loans and leases recorded separately | 66,200 | 67,700
Asset Pledged as Collateral |  |
Loans and leases |  |
Assets pledged as collateral | 10,820,499 | 10,294,047
Commercial and industrial |  |
Loans and leases |  |
Loans and leases | 2,027,504 | 2,247,428
Commercial real estate |  |
Loans and leases |  |
Loans and leases | 4,513,706 | 4,463,992
Residential mortgage |  |
Loans and leases |  |
Loans and leases | 5,248,768 |
Residential mortgage | Residential real estate |  |
Loans and leases |  |
Loans and leases | 4,077,946 | 4,168,154
Residential mortgage | Asset Pledged as Collateral |  |
Loans and leases |  |
Properties in the process of foreclosure | 4,600 | 5,900
Consumer |  |
Loans and leases |  |
Loans and leases | 1,013,663 | 1,023,969
Lease financing |  |
Loans and leases |  |
Loans and leases | 444,280 | 434,650
Residential real estate loans and commercial real estate loans | Asset Pledged as Collateral | FHLB |  |
Loans and leases |  |
Assets pledged as collateral | 4,900,000 | 5,000,000
Consumer, commercial and industrial, commercial real estate, residential real estate loans and pledged securities | Asset Pledged as Collateral | FRB |  |
Loans and leases |  |
Assets pledged as collateral | 4,000,000 | 3,600,000
Real estate |  |
Loans and leases |  |
Loans and leases | 5,248,768 | 5,319,893
Real estate | Commercial and industrial |  |
Loans and leases |  |
Loans and leases | 2,027,504 | 2,247,428
Real estate | Commercial real estate |  |
Loans and leases |  |
Loans and leases | 4,513,706 | 4,463,992
Real estate | Construction |  |
Loans and leases |  |
Loans and leases | 881,462 | 918,326
Real estate | Home equity line |  |
Loans and leases |  |
Loans and leases | 1,170,822 | 1,151,739
Real estate | Consumer |  |
Loans and leases |  |
Loans and leases | $ 1,013,663 | $ 1,023,969

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 40 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481628/310-20-40-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481990/310-10-45-2 + Details
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- Definition The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 940 -SubTopic 320 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479035/940-320-45-2 + Details
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- Definition Amount of unamortized loan commitment, origination, and other costs (fees) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481598/310-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-4 Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 3 -SubTopic 20 -Topic 310 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481569/310-20-50-3 + Details
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