Annual report [Section 13 and 15(d), not S-K Item 405]

LOANS HELD FOR INVESTMENT AND ALLOWANCE FOR CREDIT LOSSES (Schedule of Aging of the Recorded Investment in Accruing Past Due Loans by Class of Loans) (Details)

v3.25.4
LOANS HELD FOR INVESTMENT AND ALLOWANCE FOR CREDIT LOSSES (Schedule of Aging of the Recorded Investment in Accruing Past Due Loans by Class of Loans) (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans $ 2,546,118 $ 2,651,550
Nonaccrual Loans 8,595 6,302
Commercial, Financial, Agricultural [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 180,341 189,208
Nonaccrual Loans 1,278 37
Real Estate - Construction [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 146,920 219,994
Nonaccrual Loans 0 0
Real Estate - Commercial Mortgage [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 768,731 779,095
Nonaccrual Loans 2,560 566
Real Estate - Residential [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 1,025,690 1,042,504
Nonaccrual Loans 2,143 3,127
Real Estate - Home Equity [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 240,897 220,064
Nonaccrual Loans 1,769 1,782
Consumer [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 183,539 200,685
Nonaccrual Loans 845 790
Current [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 2,530,506 2,640,937
Current [Member] | Commercial, Financial, Agricultural [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 178,354 188,781
Current [Member] | Real Estate - Construction [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 146,625 219,994
Current [Member] | Real Estate - Commercial Mortgage [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 764,785 777,710
Current [Member] | Real Estate - Residential [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 1,020,810 1,038,694
Current [Member] | Real Estate - Home Equity [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 239,061 218,160
Current [Member] | Consumer [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 180,871 197,598
Past Due [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 7,017 4,311
Past Due [Member] | Commercial, Financial, Agricultural [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 709 390
Past Due [Member] | Real Estate - Construction [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 295 0
Past Due [Member] | Real Estate - Commercial Mortgage [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 1,386 819
Past Due [Member] | Real Estate - Residential [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 2,737 683
Past Due [Member] | Real Estate - Home Equity [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 67 122
Past Due [Member] | Consumer [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 1,823 2,297
30-59 DPD [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 4,653 3,520
30-59 DPD [Member] | Commercial, Financial, Agricultural [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 537 340
30-59 DPD [Member] | Real Estate - Construction [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 295 0
30-59 DPD [Member] | Real Estate - Commercial Mortgage [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 1,386 719
30-59 DPD [Member] | Real Estate - Residential [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 807 185
30-59 DPD [Member] | Real Estate - Home Equity [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 67 122
30-59 DPD [Member] | Consumer [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 1,561 2,154
60-89 DPD [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 2,364 791
60-89 DPD [Member] | Commercial, Financial, Agricultural [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 172 50
60-89 DPD [Member] | Real Estate - Construction [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
60-89 DPD [Member] | Real Estate - Commercial Mortgage [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 100
60-89 DPD [Member] | Real Estate - Residential [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 1,930 498
60-89 DPD [Member] | Real Estate - Home Equity [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
60-89 DPD [Member] | Consumer [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 262 143
90 +DPD [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
90 +DPD [Member] | Commercial, Financial, Agricultural [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
90 +DPD [Member] | Real Estate - Construction [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
90 +DPD [Member] | Real Estate - Commercial Mortgage [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
90 +DPD [Member] | Real Estate - Residential [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
90 +DPD [Member] | Real Estate - Home Equity [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans 0 0
90 +DPD [Member] | Consumer [Member]    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Loans $ 0 $ 0