LOANS AND ALLOWANCE FOR LOAN LOSSES - Outstanding recorded investment of TDRs (Details) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Financing Receivable, Modifications, Recorded Investment	$ 7,736,000	$ 8,020,000
Non-accrual TDRs [Member]
Financing Receivable, Modifications, Recorded Investment	1,381,000	1,413,000
Accruing TDRs [Member]
Financing Receivable, Modifications, Recorded Investment	$ 6,355,000	$ 6,607,000