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SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE - Securities sold under agreements to repurchase, Underlying Securities (Detail) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Assets Sold under Agreements to Repurchase [Line Items] |  |
Amortized Cost of Underlying Securities | $ 90,040 | $ 319,225
Balance of Borrowings | 75,133 | 300,000
Accrued interest receivable on loans and investments | 69,730 | 61,507
Repurchase Agreements [Member] |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Accrued interest receivable on loans and investments | 137 | 599
Repurchase Agreements [Member] | Asset Pledged as Collateral [Member] |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Approximate Fair Value of Underlying Securities | 81,103 | 321,180
Repurchase Agreements [Member] | US Government-sponsored Enterprises Debt Securities [Member] |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Amortized Cost of Underlying Securities | 60,081 | 0
Balance of Borrowings | $ 50,134 | $ 0
Weighted-average interest rates on repurchase agreements | 0.62% | 0.00%
Repurchase Agreements [Member] | US Government-sponsored Enterprises Debt Securities [Member] | Asset Pledged as Collateral [Member] |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Approximate Fair Value of Underlying Securities | $ 54,093 | $ 0
Repurchase Agreements [Member] | Mortgage Backed Securities [Member] |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Amortized Cost of Underlying Securities | 29,959 | 319,225
Balance of Borrowings | $ 24,999 | $ 300,000
Weighted-average interest rates on repurchase agreements | 2.08% | 1.33%
Repurchase Agreements [Member] | Mortgage Backed Securities [Member] | Asset Pledged as Collateral [Member] |  |
Assets Sold under Agreements to Repurchase [Line Items] |  |
Approximate Fair Value of Underlying Securities | $ 27,010 | $ 321,180

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- Definition Amortized cost of financial instrument held by the entity for its own account (proprietary securities) for trading or investment purposes that are carried at fair value and pledged to counterparties as collateral for financing transactions where counterparty has the right to re-pledge such. + References No definition available. + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(m)(1)(ii)(A)(ii)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=35711157&loc=d3e42546-110969 + Details
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- Definition Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)(a)(4)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Carrying value, as of the balance sheet date, of securities sold under agreements to repurchase where the transferor maintains effective control over the assets, accounting for them as secured debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729 + Details
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