LOANS RECEIVABLE AND THE ALLOWANCE FOR CREDIT LOSSES (Collateral Secured) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	$ 18,174	$ 19,609
Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	17,471	18,578
Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	703	1,031
Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	4,684	7,506
Owner-occupied | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	4,684	7,506
Owner-occupied | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Owner-occupied | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Owner-occupied | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Commercial real estate - investment properties
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	8,708	8,979
Commercial real estate - investment properties | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	8,708	8,979
Commercial real estate - investment properties | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Commercial real estate - investment properties | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Commercial real estate - investment properties | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Small balance CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	3,053	567
Small balance CRE | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	3,053	567
Small balance CRE | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Small balance CRE | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Small balance CRE | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Land and land development—residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		302
Land and land development—residential | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		302
Land and land development—residential | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		0
Land and land development—residential | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		0
Land and land development—residential | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		0
Commercial Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	621	557
Commercial Business | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	557	557
Commercial Business | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Commercial Business | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	64	0
Commercial Business | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Small business scored
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	87	91
Small business scored | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	42	44
Small business scored | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Small business scored | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	45	47
Small business scored | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Agricultural Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	1,021	1,411
Agricultural Business | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	427	427
Agricultural Business | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	0	0
Agricultural Business | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	594	984
Agricultural Business | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost	$ 0	0
One- to Four-Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		196
One- to Four-Family Residential | Real Estate Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		196
One- to Four-Family Residential | Accounts Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		0
One- to Four-Family Residential | Equipment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		0
One- to Four-Family Residential | Inventories
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Dependent Loans, Amortized Cost		$ 0