COMMITMENTS AND CONTINGENCIES - Narrative (Details)	6 Months Ended
	Jun. 30, 2022 USD ($) action	Dec. 31, 2021 USD ($)
Loss Contingencies [Line Items]
Allowance for unfunded loan commitments	$ 3,400,000	$ 499,000
Amount of loans sold to FHLB	10,700,000
Federal Home Loan Bank, First Loss Account Established	938,000
Bank recourse obligation	$ 811,000
Bank recourse obligation, percentage of loans outstanding	7.50%
Holdback as a percentage of outstanding CE	10.00%
Holdback for loans sold to FHLB	$ 81,000
Outstanding delinquencies on loans sold to Federal Home Loan Bank	$ 0	0
Change of control agreement, executive payment, period following change in control (in months)	12 months
Pending material legal actions | action	0
CEO
Loss Contingencies [Line Items]
Severance agreement, period of base compensation disbursed as lump sum payment (in months)	24 months
Maximum
Loss Contingencies [Line Items]
Change of control agreement, executive payment, period prior to change in control (in months)	6 months
Change of control agreement, period of base compensation disbursed as lump sum payment (in months)	12 months
Minimum
Loss Contingencies [Line Items]
Change of control agreement, notice required to cancel agreement (in months)	24 months
One-to-four-family | Guarantee on loans sold
Loss Contingencies [Line Items]
Reserve for estimated losses	$ 2,300,000	$ 2,700,000