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ALLOWANCE FOR CREDIT LOSSES - Additional Information (Details) - USD ($) | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2022 | Jan. 01, 2022
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |
Accrued interest receivable | $ 32,672,000 |  | $ 30,676,000 |  |
Individually evaluated loans balance | 42,026,000 |  | 29,438,000 |  |
Individually evaluated include Nonaccrual loans | 69,400,000 |  | 60,600,000 |  |
Individually evaluated non accrual loans performing modified loans | 0 |  |  |  |
Allowance allocated to modified loans | 178,000 |  |  |  |
Allowance for credit losses | 66,251,000 | $ 62,250,000 | 65,888,000 | $ 60,829,000 |
Reduction to allowance for credit losses | (699,000) | (801,000) | (687,000) | $ (752,000) |
Provision for credit losses | 627,000 | 1,513,000 |  |  |
Allowance for credit losses, recorded investment nonaccrual status | $ 69,811,000 |  | $ 61,324,000 |  |
Allowance for credit losses, percentage of loans | 1.24% |  | 1.21% |  |
Loan growth | $ (72,676,000) | $ 80,575,000 |  |  |
Multifamily Property [Member] | Maximum [Member] |  |  |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |
Allowance for credit losses, due to specific reserves | 24,600,000 |  |  |  |
Multifamily Property [Member] | Minimum [Member] |  |  |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |
Allowance for credit losses, due to specific reserves | 8,000,000 |  |  |  |
ASU 2016-13 [Member] |  |  |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |
Reduction to allowance for credit losses |  |  |  |  | $ 5,500,000
Loans [Member] |  |  |  |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |  |  |  |
Accrued interest receivable | $ 30,200,000 |  | $ 27,800,000 |  |

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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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