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FAIR VALUE DISCLOSURES - Valuation Methodology and Unobservable Inputs for Level 3 Assets (Details) - Fair Value, Measurements, Nonrecurring $ in Thousands | Mar. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
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Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Fair Value | $ 4,511 | $ 5,350
Commercial and industrial loans: | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Fair Value | $ 3,801 | $ 4,637
Commercial and industrial loans: | Average | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.55 | 0.64
Commercial and industrial loans: | Minimum | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.10 | 0.09
Commercial and industrial loans: | Maximum | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.99 | 0.99
Commercial Real Estate and Multifamily Residential | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Fair Value | $ 680 | $ 682
Commercial Real Estate and Multifamily Residential | Average | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.38 | 0.37
Commercial Real Estate and Multifamily Residential | Minimum | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.03 | 0.09
Commercial Real Estate and Multifamily Residential | Maximum | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.69 | 0.69
Agri-business and agricultural loans | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Fair Value | $ 30 | $ 31
Agri-business and agricultural loans | Average | Collateral based measurements | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.69 | 0.69
Other Real Estate Owned | Appraisals | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Fair Value | $ 384 | $ 384
Other Real Estate Owned | Average | Appraisals | Discount to reflect current market conditions and ultimate collectability |  |
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items] |  |
Average and Range of Inputs | 0.36 | 0.36

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