v3.26.1
Fair Value Measurements - Carrying Value and Estimated Fair Value (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Financial instrument with off-balance sheet risk:    
Total financial instrument liabilities with off-balance-sheet risk $ 775,254 $ 686,436
Readily Available Market Prices    
Financial instrument assets:    
Cash and cash equivalents 42,111 42,114
Investment securities 273,272 255,527
Loans held for sale 0 0
Loans, net    
Agricultural 0 0
Commercial and financial 0 0
Real estate:    
Construction, 1 to 4 family residential 0 0
Construction, land development and commercial 0 0
Mortgage, farmland 0 0
Mortgage, 1 to 4 family first liens 0 0
Mortgage, 1 to 4 family junior liens 0 0
Mortgage, multi-family 0 0
Mortgage, commercial 0 0
Loans to individuals 0 0
Obligations of state and political subdivisions 0 0
Accrued interest receivable 0 0
Total financial instrument assets 315,383 297,641
Deposits    
Noninterest-bearing deposits 0 0
Interest-bearing deposits 0 0
Other short-term borrowings, including FHLB daily reset advances 0 0
Federal Home Loan Bank borrowings 0 0
Accrued interest payable 0 0
Total financial instrument liabilities 0 0
Observable Market Prices    
Financial instrument assets:    
Cash and cash equivalents 0 0
Investment securities 738,960 700,057
Loans held for sale 8,606 8,047
Loans, net    
Agricultural 0 0
Commercial and financial 0 0
Real estate:    
Construction, 1 to 4 family residential 0 0
Construction, land development and commercial 0 0
Mortgage, farmland 0 0
Mortgage, 1 to 4 family first liens 0 0
Mortgage, 1 to 4 family junior liens 0 0
Mortgage, multi-family 0 0
Mortgage, commercial 0 0
Loans to individuals 0 0
Obligations of state and political subdivisions 0 0
Accrued interest receivable 23,862 23,404
Total financial instrument assets 771,428 731,508
Deposits    
Noninterest-bearing deposits 627,802 596,230
Interest-bearing deposits 2,653,145 2,563,767
Other short-term borrowings, including FHLB daily reset advances 296,795 585,948
Federal Home Loan Bank borrowings 323,584 64,754
Accrued interest payable 3,715 3,453
Total financial instrument liabilities 3,905,041 3,814,152
Company Determined Market Prices    
Financial instrument assets:    
Cash and cash equivalents 0 0
Investment securities 0 0
Loans held for sale 0 0
Loans, net    
Agricultural 109,906 118,737
Commercial and financial 276,731 284,244
Real estate:    
Construction, 1 to 4 family residential 94,262 89,558
Construction, land development and commercial 256,406 246,410
Mortgage, farmland 268,736 268,568
Mortgage, 1 to 4 family first liens 1,231,007 1,193,847
Mortgage, 1 to 4 family junior liens 135,679 136,911
Mortgage, multi-family 521,253 477,170
Mortgage, commercial 564,744 549,177
Loans to individuals 28,358 27,613
Obligations of state and political subdivisions 41,738 41,393
Accrued interest receivable 0 0
Total financial instrument assets 3,528,820 3,433,628
Deposits    
Noninterest-bearing deposits 0 0
Interest-bearing deposits 0 0
Other short-term borrowings, including FHLB daily reset advances 0 0
Federal Home Loan Bank borrowings 0 0
Accrued interest payable 0 0
Total financial instrument liabilities 0 0
Carrying Amount    
Financial instrument assets:    
Cash and cash equivalents 42,111 42,114
Investment securities 1,012,232 955,584
Loans held for sale 8,606 8,047
Loans, net    
Agricultural 109,723 118,506
Commercial and financial 276,638 283,728
Real estate:    
Construction, 1 to 4 family residential 94,032 89,190
Construction, land development and commercial 255,967 245,127
Mortgage, farmland 273,843 274,312
Mortgage, 1 to 4 family first liens 1,270,501 1,241,209
Mortgage, 1 to 4 family junior liens 135,906 137,678
Mortgage, multi-family 533,918 491,937
Mortgage, commercial 572,686 555,322
Loans to individuals 29,175 27,937
Obligations of state and political subdivisions 41,965 41,873
Accrued interest receivable 23,862 23,404
Total financial instrument assets 4,681,165 4,535,968
Deposits    
Noninterest-bearing deposits 627,802 596,230
Interest-bearing deposits 2,889,675 2,771,605
Other short-term borrowings, including FHLB daily reset advances 297,277 586,882
Federal Home Loan Bank borrowings 323,833 64,333
Accrued interest payable 3,715 3,453
Total financial instrument liabilities 4,142,302 4,022,503
Financial instrument with off-balance sheet risk:    
Loan commitments 764,128 675,284
Letters of credit 11,126 11,152
Total financial instrument liabilities with off-balance-sheet risk 775,254 686,436
Estimated Fair Value    
Financial instrument assets:    
Cash and cash equivalents 42,111 42,114
Investment securities 1,012,232 955,584
Loans held for sale 8,606 8,047
Loans, net    
Agricultural 109,906 118,737
Commercial and financial 276,731 284,244
Real estate:    
Construction, 1 to 4 family residential 94,262 89,558
Construction, land development and commercial 256,406 246,410
Mortgage, farmland 268,736 268,568
Mortgage, 1 to 4 family first liens 1,231,007 1,193,847
Mortgage, 1 to 4 family junior liens 135,679 136,911
Mortgage, multi-family 521,253 477,170
Mortgage, commercial 564,744 549,177
Loans to individuals 28,358 27,613
Obligations of state and political subdivisions 41,738 41,393
Accrued interest receivable 23,862 23,404
Total financial instrument assets 4,615,631 4,462,777
Deposits    
Noninterest-bearing deposits 627,802 596,230
Interest-bearing deposits 2,653,145 2,563,767
Other short-term borrowings, including FHLB daily reset advances 296,795 585,948
Federal Home Loan Bank borrowings 323,584 64,754
Accrued interest payable 3,715 3,453
Total financial instrument liabilities $ 3,905,041 $ 3,814,152