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FAIR VALUE OF ASSETS AND LIABILITIES - Summary of assets and liabilities (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Financial assets |  |
Securities available-for-sale: | $ 300,923 | $ 314,248
U.S. Treasury Note |  |
Financial assets |  |
Securities available-for-sale: | 44,110 | 43,759
Corporate bonds |  |
Financial assets |  |
Securities available-for-sale: | 75,000 | 76,298
U.S. Government agency obligations |  |
Financial assets |  |
Securities available-for-sale: | 14,697 | 15,423
Obligations issued by U.S. states and their political subdivisions |  |
Financial assets |  |
Securities available-for-sale: | 16,134 | 16,268
Residential one-to-four family |  |
Financial assets |  |
Securities available-for-sale: | 133,592 | 140,186
Multifamily |  |
Financial assets |  |
Securities available-for-sale: | 13,171 | 18,158
Asset-backed securities |  |
Financial assets |  |
Securities available-for-sale: | 4,219 | 4,156
Measured on a recurring basis: |  |
Financial assets |  |
Securities available-for-sale: | 300,923 | 314,248
Derivatives | 12,527 | 11,091
Financial assets | 313,450 | 325,339
Financial Liabilities |  |
Derivatives | 77 | 0
Measured on a recurring basis: | U.S. Treasury Note |  |
Financial assets |  |
Securities available-for-sale: | 44,110 | 43,759
Measured on a recurring basis: | Corporate bonds |  |
Financial assets |  |
Securities available-for-sale: | 75,000 | 76,298
Measured on a recurring basis: | U.S. Government agency obligations |  |
Financial assets |  |
Securities available-for-sale: | 14,697 | 15,423
Measured on a recurring basis: | Obligations issued by U.S. states and their political subdivisions |  |
Financial assets |  |
Securities available-for-sale: | 16,134 | 16,268
Measured on a recurring basis: | Residential one-to-four family |  |
Financial assets |  |
Securities available-for-sale: | 133,592 | 140,186
Measured on a recurring basis: | Multifamily |  |
Financial assets |  |
Securities available-for-sale: | 13,171 | 18,158
Measured on a recurring basis: | Asset-backed securities |  |
Financial assets |  |
Securities available-for-sale: | 4,219 | 4,156
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets |  |
Financial assets |  |
Securities available-for-sale: | 55,330 | 55,054
Derivatives | 0 | 0
Financial assets | 55,330 | 55,054
Financial Liabilities |  |
Derivatives | 0 | 0
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets | U.S. Treasury Note |  |
Financial assets |  |
Securities available-for-sale: | 44,110 | 43,759
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets | Corporate bonds |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets | U.S. Government agency obligations |  |
Financial assets |  |
Securities available-for-sale: | 11,220 | 11,295
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets | Obligations issued by U.S. states and their political subdivisions |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets | Residential one-to-four family |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets | Multifamily |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Quoted Prices in Active Markets for Identical Assets | Asset-backed securities |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Other Observable Inputs |  |
Financial assets |  |
Securities available-for-sale: | 245,593 | 259,194
Derivatives | 12,527 | 11,091
Financial assets | 258,120 | 270,285
Financial Liabilities |  |
Derivatives | 77 | 0
Measured on a recurring basis: | Significant Other Observable Inputs | U.S. Treasury Note |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Other Observable Inputs | Corporate bonds |  |
Financial assets |  |
Securities available-for-sale: | 75,000 | 76,298
Measured on a recurring basis: | Significant Other Observable Inputs | U.S. Government agency obligations |  |
Financial assets |  |
Securities available-for-sale: | 3,477 | 4,128
Measured on a recurring basis: | Significant Other Observable Inputs | Obligations issued by U.S. states and their political subdivisions |  |
Financial assets |  |
Securities available-for-sale: | 16,134 | 16,268
Measured on a recurring basis: | Significant Other Observable Inputs | Residential one-to-four family |  |
Financial assets |  |
Securities available-for-sale: | 133,592 | 140,186
Measured on a recurring basis: | Significant Other Observable Inputs | Multifamily |  |
Financial assets |  |
Securities available-for-sale: | 13,171 | 18,158
Measured on a recurring basis: | Significant Other Observable Inputs | Asset-backed securities |  |
Financial assets |  |
Securities available-for-sale: | 4,219 | 4,156
Measured on a recurring basis: | Significant Unobservable Inputs |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Derivatives | 0 | 0
Financial assets | 0 | 0
Financial Liabilities |  |
Derivatives | 0 | 0
Measured on a recurring basis: | Significant Unobservable Inputs | U.S. Treasury Note |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Unobservable Inputs | Corporate bonds |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Unobservable Inputs | U.S. Government agency obligations |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Unobservable Inputs | Obligations issued by U.S. states and their political subdivisions |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Unobservable Inputs | Residential one-to-four family |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Unobservable Inputs | Multifamily |  |
Financial assets |  |
Securities available-for-sale: | 0 | 0
Measured on a recurring basis: | Significant Unobservable Inputs | Asset-backed securities |  |
Financial assets |  |
Securities available-for-sale: | $ 0 | 0
Measured on a nonrecurring basis: | Assets held for sale |  |
Financial assets |  |
Derivatives |  | 917
Measured on a nonrecurring basis: | Quoted Prices in Active Markets for Identical Assets | Assets held for sale |  |
Financial assets |  |
Derivatives |  | 0
Measured on a nonrecurring basis: | Significant Other Observable Inputs | Assets held for sale |  |
Financial assets |  |
Derivatives |  | 917
Measured on a nonrecurring basis: | Significant Unobservable Inputs | Assets held for sale |  |
Financial assets |  |
Derivatives |  | $ 0

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