FAIR VALUE - Schedule of Financial Assets (Liabilities) Measured at Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	$ 306,704	$ 342,206
Cash surrender value of life insurance	37,352	37,141
SBA servicing assets	1,004	877
Derivative instrument assets		196
Derivative instrument liabilities		(8)
Individually evaluated collateral dependent loans	4,217
Mortgage-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	197,892	221,308
Collateralized mortgage obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	65,035	74,992
Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	34,496	35,935
U.S. government agencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	9,281	9,971
Assets (liabilities) at fair value on a recurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for sale	1,166	4,129
Assets (liabilities) at fair value on a recurring basis: | US Treasury Securities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0
Assets (liabilities) at fair value on a recurring basis: | Mortgage-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	197,892	221,308
Assets (liabilities) at fair value on a recurring basis: | Collateralized mortgage obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	65,035	74,992
Assets (liabilities) at fair value on a recurring basis: | Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	34,496	35,935
Assets (liabilities) at fair value on a recurring basis: | U.S. government agencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	9,281	9,971
Assets at fair value on a nonrecurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated collateral dependent loans	4,217	4,244
Municipal securities | Assets (liabilities) at fair value on a recurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for sale	0	0
Cash surrender value of life insurance	0	0
SBA servicing assets	0	0
Derivative instrument assets		0
Derivative instrument liabilities		0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Assets (liabilities) at fair value on a recurring basis: | US Treasury Securities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Assets (liabilities) at fair value on a recurring basis: | Mortgage-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Assets (liabilities) at fair value on a recurring basis: | Collateralized mortgage obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Assets (liabilities) at fair value on a recurring basis: | Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Assets (liabilities) at fair value on a recurring basis: | U.S. government agencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Assets at fair value on a nonrecurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated collateral dependent loans	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Municipal securities | Assets (liabilities) at fair value on a recurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for sale	0	0
Cash surrender value of life insurance	37,352	37,141
SBA servicing assets	0	0
Derivative instrument assets		196
Derivative instrument liabilities		(8)
Significant Other Observable Inputs (Level 2) | Assets (liabilities) at fair value on a recurring basis: | US Treasury Securities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0
Significant Other Observable Inputs (Level 2) | Assets (liabilities) at fair value on a recurring basis: | Mortgage-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	197,892	221,308
Significant Other Observable Inputs (Level 2) | Assets (liabilities) at fair value on a recurring basis: | Collateralized mortgage obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	65,035	74,992
Significant Other Observable Inputs (Level 2) | Assets (liabilities) at fair value on a recurring basis: | Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	34,496	35,935
Significant Other Observable Inputs (Level 2) | Assets (liabilities) at fair value on a recurring basis: | U.S. government agencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	9,281	9,971
Significant Other Observable Inputs (Level 2) | Assets at fair value on a nonrecurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated collateral dependent loans	0	0
Significant Other Observable Inputs (Level 2) | Municipal securities | Assets (liabilities) at fair value on a recurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Significant Other Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans held for sale	1,166	4,129
Cash surrender value of life insurance	0	0
SBA servicing assets	1,004	877
Derivative instrument assets		0
Derivative instrument liabilities		0
Individually evaluated collateral dependent loans	4,217
Significant Other Unobservable Inputs (Level 3) | Assets (liabilities) at fair value on a recurring basis: | US Treasury Securities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0
Significant Other Unobservable Inputs (Level 3) | Assets (liabilities) at fair value on a recurring basis: | Mortgage-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Significant Other Unobservable Inputs (Level 3) | Assets (liabilities) at fair value on a recurring basis: | Collateralized mortgage obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Significant Other Unobservable Inputs (Level 3) | Assets (liabilities) at fair value on a recurring basis: | Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Significant Other Unobservable Inputs (Level 3) | Assets (liabilities) at fair value on a recurring basis: | U.S. government agencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	0	0
Significant Other Unobservable Inputs (Level 3) | Assets at fair value on a nonrecurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Individually evaluated collateral dependent loans	4,217	4,244
Significant Other Unobservable Inputs (Level 3) | Municipal securities | Assets (liabilities) at fair value on a recurring basis:
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale	$ 0	$ 0