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LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES - Schedule of Allowance for Credit Losses on Unfunded Loan Commitments, Activity (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Off-Balance Sheet, Credit Loss, Liability [Roll Forward] |  |  |
Beginning balance, allowance for credit losses | $ 7,043 | $ 7,629 | $ 100
Expense for credit losses | 1,545 | (586) | (464)
Ending balance, allowance for credit losses | $ 8,588 | $ 7,043 | 7,629
Impact of ASC 326 adoption |  |  |
Off-Balance Sheet, Credit Loss, Liability [Roll Forward] |  |  |
Beginning balance, allowance for credit losses |  |  | 7,993
Sub-total |  |  |
Off-Balance Sheet, Credit Loss, Liability [Roll Forward] |  |  |
Beginning balance, allowance for credit losses |  |  | $ 8,093

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- Definition Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121611286&loc=d3e11927-110247 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82919202-210446 + Details
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- Definition Amount of expense (reversal of expense) for expected credit loss for off-balance sheet credit exposure. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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