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Commitments and Contingencies - Credit Commitments (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Credit Commitments [Line Items] |  |
Credit Commitments | $ 3,223,003 | $ 3,234,095
Unfunded Commitments to Extend Credit |  |
Credit Commitments [Line Items] |  |
Credit Commitments | 3,114,621 | 3,128,272
Standby Letters of Credit |  |
Credit Commitments [Line Items] |  |
Credit Commitments | 92,605 | 96,484
Commercial Letters of Credit |  |
Credit Commitments [Line Items] |  |
Credit Commitments | $ 15,777 | $ 9,339

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- Definition Credit Commitments. + References No definition available. + Details
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- Definition The face amount of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 825 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478898/942-825-50-1 + Details
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