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ALLOWANCE FOR CREDIT LOSSES - Additional Information (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Jan. 01, 2022 | Dec. 31, 2020
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |  |
Accrued interest receivable |  | $ 30,676,000 | $ 25,157,000 |  |  |
Individually evaluated include Nonaccrual loans |  | 60,600,000 | 15,800,000 |  |  |
Allowance allocated to modified loans |  | 185,000 |  |  |  |
Individually evaluated loans balance |  | 29,438,000 | 14,055,000 |  |  |
Allowance for credit losses, due to specific reserves |  | 4,200,000 |  |  |  |
Freight related credits transferred to nonaccrual status |  | 23,500,000 |  |  |  |
Recording charge-off |  | 3,200,000 |  |  |  |
Allowance for credit losses |  | 65,888,000 | 60,829,000 | $ 61,697,000 |  | $ 67,309,000
Reduction to allowance for credit losses |  | (687,000) | (752,000) |  |  |
Provision for credit losses | [1] | 14,091,000 | $ 6,353,000 | $ 6,475,000 |  |
Provision for credit losses due to charges-off |  | $ 5,600,000 |  |  |  |
Allowance for credit losses, percentage of loans |  | 1.21% | 1.15% |  |  |
Off-balance sheet commitments, provision |  | $ (65,000) | $ 450,000 |  |  |
Loans [Member] |  |  |  |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |  |
Accrued interest receivable |  | 27,800,000 | $ 22,800,000 |  |  |
Multifamily Property [Member] |  |  |  |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |  |
Allowance for credit losses, due to specific reserves |  | $ 2,200,000 |  |  |  |
ASU 2016-13 [Member] |  |  |  |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |  |
Reduction to allowance for credit losses |  |  |  |  | $ 5,500,000 |
[1] | Commencing on January 1, 2022, the allowance calculation is based on the CECL methodology. Prior to January 1, 2022 the calculation was based on the incurred loss methodology.

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- Definition Percentage of allowance for credit loss to total financing receivable outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (1) -Publisher SEC + Details
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