v3.26.1
LOANS HELD FOR INVESTMENT - Amortized Cost Basis of Loans Modified to Borrowers Experiencing Financial Difficulty and Financial Effects of Loan Modifications (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 0.07% 0.01%
Nonaccrual $ 1,933 $ 661
Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 0.00% 0.00%
Weighted-average interest rate reduction 0.00% 0.00%
Nonaccrual $ 124 $ 336
Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 1.10% 0.00%
Weighted-average interest rate reduction 0.00% 0.00%
Weighted-average term extension 8 years  
Nonaccrual $ 607 $ 141
Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 0.15% 0.00%
Weighted-average interest rate reduction 0.00% 0.00%
Weighted-average term extension 4 years  
Nonaccrual $ 638 $ 12
General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 0.01% 0.05%
Weighted-average interest rate reduction 0.00% 0.00%
Weighted-average term extension 13 years 36 years
Nonaccrual $ 423 $ 172
1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 0.05% 0.00%
Weighted-average interest rate reduction 0.00% 0.00%
Weighted-average term extension 45 years  
Nonaccrual $ 141 $ 0
Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 0.00% 0.00%
Weighted-average interest rate reduction 0.00% 0.00%
Nonaccrual $ 0 $ 0
Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
% of total class of financing receivable 0.00% 0.00%
Weighted-average interest rate reduction 0.00% 0.00%
Nonaccrual $ 0 $ 0
Current [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 1,431 1,722
Current [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 90
Current [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 529 0
Current [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Current [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 694 607
Current [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 138 1,025
Current [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 58 0
Current [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 12 0
30-89 Days Past Due [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 140 284
30-89 Days Past Due [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 46
30-89 Days Past Due [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
30-89 Days Past Due [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 50 0
30-89 Days Past Due [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 50 0
30-89 Days Past Due [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 238
30-89 Days Past Due [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 40 0
30-89 Days Past Due [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
90 Days or More Past Due [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 60
90 Days or More Past Due [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
90 Days or More Past Due [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
90 Days or More Past Due [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
90 Days or More Past Due [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
90 Days or More Past Due [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 60
90 Days or More Past Due [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
90 Days or More Past Due [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 560 0
Payment Delay [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 545 0
Payment Delay [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 15 0
Payment Delay [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 579 270
Term Extension [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 529 0
Term Extension [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 20 270
Term Extension [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 30 0
Term Extension [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Rate Reduction [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Payment Delay [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 906 43
Term Extension and Payment Delay [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Payment Delay [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 607 0
Term Extension and Payment Delay [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 50 0
Term Extension and Payment Delay [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 43
Term Extension and Payment Delay [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 249 0
Term Extension and Payment Delay [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Payment Delay [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Term Extension and Interest Rate Reduction [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay and Interest Rate Reduction [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member] | Commercial Real Estate [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member] | Construction [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member] | Specialized [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member] | General [Member] | Commercial [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member] | 1-4 Family Residential [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member] | Auto Loans [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified 0 0
Payment Delay, Term Extension, and Interest Rate Reduction [Member] | Other Consumer [Member] | Consumer [Member]    
LOANS HELD FOR INVESTMENT [Abstract]    
Loans modified $ 0 $ 0