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Borrowings - Repurchase agreements accounted for as secured borrowings (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 91,384 | $ 148,609
Secured Debt |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 91,384 | $ 148,609
Repurchase liability weighted average interest rate | 5.59% | 4.18%
Secured Debt | US Treasury Securities |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 43,592 | $ 48,670
Repurchase liability weighted average interest rate | 5.61% | 4.01%
Secured Debt | US Treasury Securities | Within 30 days |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 16,931 | $ 410
Repurchase liability weighted average interest rate | 5.56% | 4.40%
Secured Debt | US Treasury Securities | After 30 to 90 days |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 18,369 | $ 30,739
Repurchase liability weighted average interest rate | 5.60% | 3.79%
Secured Debt | US Treasury Securities | After 90 days |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 8,292 | $ 17,521
Repurchase liability weighted average interest rate | 5.73% | 4.39%
Secured Debt | Mortgage Backed Securities |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 47,565 | $ 99,775
Repurchase liability weighted average interest rate | 5.58% | 4.26%
Secured Debt | Mortgage Backed Securities | Within 30 days |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 27,171 | $ 98,984
Repurchase liability weighted average interest rate | 5.49% | 4.27%
Secured Debt | Mortgage Backed Securities | After 30 to 90 days |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 20,394 | $ 791
Repurchase liability weighted average interest rate | 5.71% | 3.27%
Secured Debt | CMO |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 227 | $ 164
Repurchase liability weighted average interest rate | 5.25% | 4.25%
Secured Debt | CMO | Within 30 days |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Repurchase liability | $ 227 | $ 164
Repurchase liability weighted average interest rate | 5.25% | 4.25%

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- Definition Interest rate on the amount to be repaid to the counterparty to the repurchase agreement when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under the repurchase agreement exceeds 10 percent of total assets. + 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)(ii)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 + Details
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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, 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-12A(Column A)(Footnote 2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-12(Column A)(Footnote 2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column A)(Footnote 2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-6 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-12B(Column A)(Footnote 4)(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-3 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483466/210-20-50-3 Reference 6: 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)(i)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 7: 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)(i)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483444/210-20-55-10 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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