Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Schedule of financial instruments with estimated fair values) (Details)

v3.23.4
FAIR VALUE MEASUREMENTS (Schedule of financial instruments with estimated fair values) (Details) - USD ($)
Mar. 31, 2023
Dec. 31, 2022
Mar. 31, 2022
Dec. 31, 2021
ASSETS:        
Investment Securities, Available for Sale $ 402,943,000 $ 413,294,000    
Investment securities, held to maturity, fair value 612,200,000 612,701,000    
Equity Securities 1,883,000 10,000    
Loans Held for Sale 28,475,000 26,909,000    
Mortgage Servicing Rights 2,792,000 2,599,000 $ 3,410,000 $ 3,774,000
Loans, Net of Allowance for Credit Losses 2,630,339,000 2,522,617,000    
Fair value inputs, Level 1 [Member]        
ASSETS:        
Cash 84,549,000 72,114,000    
Short-Term Investments 303,403,000 528,536,000    
Investment Securities, Held to Maturity 437,174,000 431,733,000    
Equity Securities 0 0    
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    
Short-Term Investments 0 0    
Investment Securities, Held to Maturity 175,026,000 180,968,000    
Equity Securities 1,883,000 10,000    
Other Equity Securities 2,848,000 2,848,000    
Mortgage Servicing Rights 0 0    
Loans, Net of Allowance for Credit Losses 0 0    
LIABILITIES:        
Deposits 3,284,249,000 3,310,383,000    
Short-Term Borrowings 26,632,000 56,793,000    
Subordinated Notes Payable 45,365,000 45,763,000    
Long-Term Borrowings 464,000 513,000    
Fair Value, Inputs, Level 3 [Member]        
ASSETS:        
Cash 0 0    
Short-Term Investments 0 0    
Investment Securities, Held to Maturity 0 0    
Equity Securities 0      
Loans Held for Sale   0    
Other Equity Securities 0 0    
Mortgage Servicing Rights 4,824,000 4,491,000    
Loans, Net of Allowance for Credit Losses 2,482,705,000 2,377,229,000    
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 84,549,000 72,114,000    
Short-Term Investments 303,403,000 528,536,000    
Investment Securities, Held to Maturity 651,755,000 660,774,000    
Equity Securities 1,883,000 10,000    
Other Equity Securities 2,848,000 2,848,000    
Mortgage Servicing Rights 2,792,000 2,599,000    
Loans, Net of Allowance for Credit Losses 2,630,339,000 2,522,617,000    
LIABILITIES:        
Deposits 3,823,920,000 3,939,317,000    
Short-Term Borrowings 26,632,000 56,793,000    
Subordinated Notes Payable 52,887,000 52,887,000    
Long-Term Borrowings $ 463,000 $ 513,000