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Securities Available for Sale (Details Textual)
 12 Months Ended
Dec. 31, 2023
USD ($)
Securities
Dec. 31, 2022
USD ($)
Securities
Dec. 31, 2021
USD ($)
Debt Securities, Available-for-Sale [Line Items]      
Tax provision related to net realized gain $ (105,000) $ (87,000) $ 176,000
Pledged to secure public deposits and repurchase agreements and Pledge to qualify carrying amount of securities $ 1,100,000,000 $ 479,000,000  
Number of securities not more than 10% of stockholder equities | Securities 0 0  
Number of securities | Securities 978    
Number of securities on unrealized loss position | Securities 743    
Allowance for credit losses on available-for-sale securities $ 0    
Small Business Investment Company Partnership Investments      
Debt Securities, Available-for-Sale [Line Items]      
Equity securities 14,900,000 $ 15,000,000  
Local and Regional Bank Holdings and Other Miscellaneous Equity Funds      
Debt Securities, Available-for-Sale [Line Items]      
Equity securities 226,000 196,000  
Farmers Trust Company      
Debt Securities, Available-for-Sale [Line Items]      
Pledged to secure public deposits and repurchase agreements and Pledge to qualify carrying amount of securities $ 117,000 $ 100,000