v3.26.1
Fair Value of Assets and Liabilities - Summary of Financial Instruments Not Required to be Measured at Fair Value (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Assets:            
Carrying Amount $ 867,565   $ 923,073      
Fair Value 802,716   867,714      
Loans and leases, net of deferred fees and costs [1] 6,821,580   6,756,907      
Bank owned life insurance 150,615   148,264      
Liabilities:            
Debt securities held to maturity, allowance for credit loss 233   236      
Allowance for credit losses 78,103 $ 78,392 75,676 $ 74,681 $ 65,232 $ 63,348
U.S. government sponsored agencies            
Assets:            
Carrying Amount 247,324   261,826      
Fair Value 237,266   254,435      
Liabilities:            
Debt securities held to maturity, allowance for credit loss 0   0      
States and political subdivisions            
Assets:            
Carrying Amount 138,622   140,843      
Fair Value 113,423   115,657      
Liabilities:            
Debt securities held to maturity, allowance for credit loss 233   236      
Residential mortgage-backed securities            
Assets:            
Carrying Amount 383,691   423,628      
Fair Value 367,532   413,123      
Liabilities:            
Debt securities held to maturity, allowance for credit loss 0   0      
Commercial mortgage-backed securities            
Assets:            
Carrying Amount 97,928   96,776      
Fair Value 84,495   84,499      
Liabilities:            
Debt securities held to maturity, allowance for credit loss 0   0      
Carrying Amount            
Assets:            
Carrying Amount 867,565   923,073      
Federal Reserve Bank ("FRB") stock 27,114   27,114      
Total other investments at cost 69,176   62,167      
Fair Value            
Assets:            
Fair Value 802,716   867,714      
Total other investments at cost 69,176   62,167      
Level 1 | Carrying Amount            
Assets:            
Cash and cash equivalents 179,725   188,951      
Level 1 | Fair Value            
Assets:            
Cash and cash equivalents 179,725   188,951      
Level 2 | Carrying Amount            
Assets:            
Bank owned life insurance 150,615   148,264      
Liabilities:            
Deposits 7,456,365   7,610,224      
Short-term borrowings 588,653   530,285      
Long-term borrowings 156,253   204,138      
Level 2 | Carrying Amount | U.S. government sponsored agencies            
Assets:            
Carrying Amount 247,324   261,826      
Level 2 | Carrying Amount | States and political subdivisions            
Assets:            
Carrying Amount 138,622   140,843      
Level 2 | Carrying Amount | Residential mortgage-backed securities            
Assets:            
Carrying Amount 383,691   423,628      
Level 2 | Carrying Amount | Commercial mortgage-backed securities            
Assets:            
Carrying Amount 97,928   96,776      
Level 2 | Fair Value            
Assets:            
Bank owned life insurance 150,615   148,264      
Liabilities:            
Deposits 6,276,730   6,579,413      
Short-term borrowings 588,731   530,282      
Long-term borrowings 171,497   222,323      
Level 2 | Fair Value | U.S. government sponsored agencies            
Assets:            
Fair Value 237,266   254,435      
Level 2 | Fair Value | States and political subdivisions            
Assets:            
Fair Value 113,423   115,657      
Level 2 | Fair Value | Residential mortgage-backed securities            
Assets:            
Fair Value 367,532   413,123      
Level 2 | Fair Value | Commercial mortgage-backed securities            
Assets:            
Fair Value 84,495   84,499      
Level 3 | Carrying Amount            
Assets:            
Federal Home Loan Bank ("FHLB") stock 37,445   30,843      
Federal Reserve Bank ("FRB") stock 27,114   27,114      
Other investments 4,617   4,210      
Loans and leases, net of deferred fees and costs 6,821,580   6,756,907      
Level 3 | Fair Value            
Assets:            
Federal Home Loan Bank ("FHLB") stock 37,445   30,843      
Federal Reserve Bank ("FRB") stock 27,114   27,114      
Other investments 4,617   4,210      
Loans and leases, net of deferred fees and costs, fair value $ 6,577,344   $ 6,697,321      
[1] Also referred to throughout this Quarterly Report on Form 10-Q as "total loans" or "loans held for investment."