FAIR VALUE MEASUREMENT (Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis) (Details) - USD ($)	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Debt securities held to maturity	$ 198,147,000	$ 189,221,000	$ 202,266,000	$ 209,376,000	$ 209,887,000
Time deposits	552,018,000	556,823,000	544,677,000	524,214,000	512,381,000
Long-term debt	20,000,000	20,000,000	20,000,000	20,000,000	20,000,000
Other interest bearing liabilities	951,000	$ 941,000	$ 1,006,000	$ 986,000	1,011,000
(Level 1) Quoted Prices in Active Markets for Identical Assets or Liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Debt securities held to maturity	0				0
Loans, net of allowance for loan losses	0				0
Time deposits	0				0
Long-term debt	0				0
Other interest bearing liabilities	0				0
(Level 2) Significant Other Observable Inputs
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Debt securities held to maturity	198,147,000				209,887,000
Loans, net of allowance for loan losses	0				0
Time deposits	194,219,000				134,417,000
Long-term debt	19,638,000				19,156,000
Other interest bearing liabilities	947,000				1,009,000
(Level 3) Significant Other Unobservable Inputs
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Debt securities held to maturity	0				0
Loans, net of allowance for loan losses	500,439,000				467,667,000
Time deposits	0				0
Long-term debt	0				0
Other interest bearing liabilities	0				0
Carrying Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Debt securities held to maturity	200,644,000				209,565,000
Loans, net of allowance for loan losses	519,717,000				480,485,000
Time deposits	197,387,000				142,271,000
Long-term debt	20,000,000				20,000,000
Other interest bearing liabilities	951,000				1,011,000
Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Debt securities held to maturity	198,147,000				209,887,000
Loans, net of allowance for loan losses	500,439,000				467,667,000
Time deposits	194,219,000				134,417,000
Long-term debt	19,638,000				19,156,000
Other interest bearing liabilities	$ 947,000				$ 1,009,000