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DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - Offsetting Assets and Liabilities (Details) - Designated as hedging instrument - Economic hedges - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Derivative [Line Items] |  |
Cash Collateral Pledged |  |
Net Amount |  |
MNA counterparty |  |
Derivative [Line Items] |  |
Cash Collateral Pledged |  |
Net Amount |  |
RPA counterparty |  |
Derivative [Line Items] |  |
Cash Collateral Pledged |  |
Net Amount |  |
Customer loan derivative liability |  |
Derivative [Line Items] |  |
Derivative liabilities | (22,226) | (20,287)
Customer loan derivative liability | MNA counterparty |  |
Derivative [Line Items] |  |
Derivative liabilities | (22,226) | (20,287)
Customer loan derivative asset |  |
Derivative [Line Items] |  |
Derivative Assets | 22,226 | 20,287
Customer loan derivative asset | MNA counterparty |  |
Derivative [Line Items] |  |
Derivative Assets | $ 22,226 | $ 20,287

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