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Securities Sold Under Agreements to Repurchase - Remaining Contractual Maturities of Repurchase Agreements by Class of Collateral Pledged (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
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Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | $ 725,490 | $ 725,490
Debt Securities Issued by States and Political Subdivisions |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 490 | 490
Residential - Government Agencies |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 34,014 | 28,673
Residential - U.S. Government-Sponsored Enterprises |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 690,986 | 696,327
Maturity Up To 90 Days |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity Up To 90 Days | Debt Securities Issued by States and Political Subdivisions |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity Up To 90 Days | Residential - Government Agencies |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity Up To 90 Days | Residential - U.S. Government-Sponsored Enterprises |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity 91 To 365 Days |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity 91 To 365 Days | Debt Securities Issued by States and Political Subdivisions |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity 91 To 365 Days | Residential - Government Agencies |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity 91 To 365 Days | Residential - U.S. Government-Sponsored Enterprises |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity 1 To 3 Years |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 425,490 | 425,000
Maturity 1 To 3 Years | Debt Securities Issued by States and Political Subdivisions |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 490 | 0
Maturity 1 To 3 Years | Residential - Government Agencies |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 34,014 | 28,673
Maturity 1 To 3 Years | Residential - U.S. Government-Sponsored Enterprises |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 390,986 | 396,327
Maturity After 3 Years |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 300,000 | 300,490
Maturity After 3 Years | Debt Securities Issued by States and Political Subdivisions |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 490
Maturity After 3 Years | Residential - Government Agencies |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | 0 | 0
Maturity After 3 Years | Residential - U.S. Government-Sponsored Enterprises |  |
Assets Sold Under Agreements To Repurchase [Line Items] |  |
Securities Sold under Agreements to Repurchase | $ 300,000 | $ 300,000

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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/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(m)(1)(ii)(A)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 + Details
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- Definition Amount, before 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 elected not to be offset. Excludes liabilities not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483466/210-20-50-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483444/210-20-55-7 + Details
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