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LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Current, Past Due, and Non-Accrual Loans by Categories of loans and Restructured Loans (Details) - USD ($)	Jun. 30, 2024	Dec. 31, 2023	Jun. 30, 2023	Dec. 31, 2022
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	$ 201,500,000	$ 176,307,000
Non-accrual	317,000	527,000	$ 576,000	$ 488,000
Allowance for loan losses	2,625,000	2,157,000		2,162,000
Total	201,500,000	176,307,000
Specific Reserves	21,000	200,000
Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	200,384,000	174,826,000
30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	799,000	954,000
Real Estate Loan
Loans and Allowance for Credit Losses - Loans
Non-accrual	238,000	145,000
Total	157,292,000	136,230,000
Specific Reserves	21,000	21,000
Real Estate Loan \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	157,001,000	135,576,000
Real Estate Loan \| 30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	53,000	509,000
Real Estate Loan \| Construction and Land
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	6,272,000	4,636,000
Allowance for loan losses	25,000	31,000		44,000
Total	6,272,000	4,636,000
Real Estate Loan \| Construction and Land \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	6,272,000	4,636,000
Real Estate Loan \| Farmland
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	320,000	325,000
Allowance for loan losses	17,000	18,000		20,000
Total	320,000	325,000
Real Estate Loan \| Farmland \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	320,000	325,000
Real Estate Loan \| Single-family Residential
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	102,739,000	86,887,000
Non-accrual	106,000	145,000	216,000	104,000
Allowance for loan losses	1,548,000	1,290,000		1,230,000
Total	102,739,000	86,887,000
Specific Reserves	21,000	21,000
Real Estate Loan \| Single-family Residential \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	102,580,000	86,233,000
Real Estate Loan \| Single-family Residential \| 30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	53,000	509,000
Real Estate Loan \| Multi-family
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	5,095,000	5,165,000
Allowance for loan losses	231,000	96,000		103,000
Total	5,095,000	5,165,000
Real Estate Loan \| Multi-family \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	5,095,000	5,165,000
Real Estate Loan \| Commercial
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	42,866,000	39,217,000
Non-accrual	132,000
Allowance for loan losses	322,000	190,000		221,000
Total	42,866,000	39,217,000
Real Estate Loan \| Commercial \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	42,734,000	39,217,000
Commercial and Industrial
Loans and Allowance for Credit Losses - Loans
Non-accrual		299,000
Total	21,564,000	16,774,000
Specific Reserves		179,000
Commercial and Industrial \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	21,092,000	16,475,000
Commercial and Industrial \| 30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	472,000
Commercial and Industrial \| Commercial and Industrial
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	15,748,000	10,850,000
Non-accrual		299,000	296,000	299,000
Allowance for loan losses	239,000	304,000		174,000
Total	15,748,000	10,850,000
Specific Reserves		179,000
Commercial and Industrial \| Commercial and Industrial \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	15,748,000	10,551,000
Commercial and Industrial \| SBA guaranty
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	5,816,000	5,924,000
Allowance for loan losses	31,000	21,000		22,000
Total	5,816,000	5,924,000
Commercial and Industrial \| SBA guaranty \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	5,344,000	5,924,000
Commercial and Industrial \| SBA guaranty \| 30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	472,000
Consumer Loans
Loans and Allowance for Credit Losses - Loans
Non-accrual	79,000	83,000
Total	22,644,000	23,303,000
Consumer Loans \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	22,291,000	22,775,000
Consumer Loans \| 30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	274,000	445,000
Consumer Loans \| Consumer
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	2,782,000	2,039,000
Allowance for loan losses	43,000	30,000		23,000
Total	2,782,000	2,039,000
Consumer Loans \| Consumer \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	2,782,000	1,981,000
Consumer Loans \| Consumer \| 30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current		58,000
Consumer Loans \| Automobile
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	19,862,000	21,264,000
Non-accrual	79,000	83,000	$ 64,000	85,000
Allowance for loan losses	169,000	177,000		$ 325,000
Total	19,862,000	21,264,000
Consumer Loans \| Automobile \| Current
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	19,509,000	20,794,000
Consumer Loans \| Automobile \| 30 To 89 Days Past Due
Loans and Allowance for Credit Losses - Loans
Financing Receivable, Recorded Investment, Current	$ 274,000	$ 387,000