Quarterly report [Sections 13 or 15(d)]

FAIR VALUE MEASUREMENTS (Schedule of Financial Instruments with Estimated Fair Values) (Details)

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FAIR VALUE MEASUREMENTS (Schedule of Financial Instruments with Estimated Fair Values) (Details) - USD ($)
Mar. 31, 2025
Dec. 31, 2024
ASSETS:    
Investment Securities, Available for Sale $ 461,224,000 $ 403,345,000
Investment securities, held to maturity, fair value 500,201,000 544,460,000
Equity Securities 2,315,000 2,399,000
Loans Held for Sale 21,441,000 28,672,000
Loans, Net of Allowance for Credit Losses 2,631,036,000 2,622,299,000
Fair value inputs, Level 1 [Member]    
ASSETS:    
Cash 78,521,000 70,543,000
Fed Funds Sold and Interest Bearing Deposits 446,042,000 321,311,000
Investment Securities, Held to Maturity 302,174,000 361,529,000
Other Equity Securities 0 0
Mortgage Servicing Rights 0 0
Loans, Net of Allowance for Credit Losses 0 0
LIABILITIES:    
Deposits 0 0
Short-Term Borrowings 0 0
Subordinated Notes Payable 0 0
Long-Term Borrowings 0 0
Fair Value, Inputs, Level 2 [Member]    
ASSETS:    
Cash 0 0
Fed Funds Sold and Interest Bearing Deposits 0 0
Investment Securities, Held to Maturity 198,027,000 182,931,000
Other Equity Securities 2,315,000 2,848,000
Mortgage Servicing Rights 0 0
Loans, Net of Allowance for Credit Losses 0 0
LIABILITIES:    
Deposits 3,154,125,000 3,046,926,000
Short-Term Borrowings 37,200,000 28,304,000
Subordinated Notes Payable 42,166,000 42,530,000
Long-Term Borrowings 794,000 794,000
Fair Value, Inputs, Level 3 [Member]    
ASSETS:    
Cash 0 0
Fed Funds Sold and Interest Bearing Deposits 0 0
Investment Securities, Held to Maturity 0 0
Other Equity Securities 0 0
Mortgage Servicing Rights 1,554,000 1,616,000
Loans, Net of Allowance for Credit Losses 2,480,374,000 2,457,883,000
LIABILITIES:    
Deposits 0 0
Short-Term Borrowings 0 0
Subordinated Notes Payable 0 0
Long-Term Borrowings 0 0
Carrying (Reported) Amount, Fair Value Disclosure [Member]    
ASSETS:    
Cash 78,521,000 70,543,000
Fed Funds Sold and Interest Bearing Deposits 446,042,000 321,311,000
Investment Securities, Held to Maturity 517,176,000 567,155,000
Other Equity Securities 2,315,000 2,848,000
Mortgage Servicing Rights 908,000 933,000
Loans, Net of Allowance for Credit Losses 2,631,036,000 2,622,299,000
LIABILITIES:    
Deposits 3,783,890,000 3,671,977,000
Short-Term Borrowings 37,200,000 28,304,000
Subordinated Notes Payable 52,887,000 52,887,000
Long-Term Borrowings $ 794,000 $ 794,000