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Securities - Additional Information (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Additional disclosures |  |
Carrying amount of the securities pledged to collateralize repurchase agreements | $ 7,463,871 | $ 8,189,780
Asset Pledged as Collateral [Member] |  |
Additional disclosures |  |
Carrying amount of the securities pledged to collateralize repurchase agreements | $ 410,400 | $ 443,200
Financing Receivable, Pledging Purpose [Extensible Enumeration] | Federal Funds Purchased | Federal Funds Purchased
Investment securities market value | $ 3,000,000 | $ 2,700,000
Carrying value of public fund deposits | 3,200,000 | 2,900,000
Asset Pledged as Collateral [Member] | Public Funds Deposits |  |
Additional disclosures |  |
Carrying value of public fund deposits | 2,400,000 | 2,100,000
Asset Pledged as Collateral [Member] | FHLB Advances |  |
Additional disclosures |  |
Carrying value of public fund deposits | 729,400 | 630,000
Asset Pledged as Collateral [Member] | Interest rate swap |  |
Additional disclosures |  |
Carrying value of public fund deposits | $ 115,000 | $ 149,200

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