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Investments - Textual (Details)
 3 Months Ended
Mar. 31, 2022
USD ($)
security
Loans
Dec. 31, 2021
USD ($)
Schedule of Available-for-sale Securities    
Available-for-sale Securities pledged as collateral $ 223,954,000  
AOCI available-for-sale securities adjustment tax (20,687,000) $ 3,203,000
Income tax impact from the reclassification of unrealized net gains on available-for-sale securities to realized net gains on available-for-sale securities $ 61,000  
Threshold period of value decline in available-for-sale securities to be considered other than temporary impairment 12 months  
Threshold percentage of value decline in available-for-sale securities to be considered other than temporary impairment 10.00%  
Threshold amount of value decline in available-for-sale securities to be considered other than temporary impairment $ 75,000  
Other than temporary impairment losses on investment securities 0  
Debt securities, amortized cost $ 1,231,730,000 1,098,373,000
Available-for-sale Securities, Number of Securities, Loss Position | Loans 11  
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain (Loss), before Tax $ (69,974,000) 10,835,000
U.S. Government agencies    
Schedule of Available-for-sale Securities    
Available-for-sale securities, number of positions | security 1  
Debt securities, amortized cost $ 356,000 373,000
Obligations of states and political subdivisions    
Schedule of Available-for-sale Securities    
Available-for-sale securities, number of positions | security 114  
Debt securities, amortized cost $ 438,990,000 512,952,000
Obligations of states and political subdivisions | Less than 12 months    
Schedule of Available-for-sale Securities    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 83  
Obligations of states and political subdivisions | More Than Twelve Months    
Schedule of Available-for-sale Securities    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 4  
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations    
Schedule of Available-for-sale Securities    
Available-for-sale securities, number of positions | security 108  
Debt securities, amortized cost $ 226,466,000 213,471,000
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations | Less than 12 months    
Schedule of Available-for-sale Securities    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 33  
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations | Greater than 12 months    
Schedule of Available-for-sale Securities    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 10  
Private label mortgage and asset backed securities    
Schedule of Available-for-sale Securities    
Available-for-sale securities, number of positions | security 100  
Debt securities, amortized cost $ 508,430,000 317,089,000
Private label mortgage and asset backed securities | Less than 12 months    
Schedule of Available-for-sale Securities    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 73  
Private label mortgage and asset backed securities | Greater than 12 months    
Schedule of Available-for-sale Securities    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 13  
Corporate debt securities    
Schedule of Available-for-sale Securities    
Available-for-sale securities, number of positions | security 13  
Debt securities, amortized cost $ 47,500,000 44,500,000
U.S. Treasury securities    
Schedule of Available-for-sale Securities    
Available-for-sale securities, number of positions | security 1  
Debt securities, amortized cost $ 9,988,000 $ 9,988,000