v3.26.1
Note 13 - Fair Value - Financial Instruments (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Derivative financial assets $ 47 $ 41
Interest Receivable 9,344 8,720 [1]
Reported Value Measurement [Member]    
Cash and cash equivalents 591,913 512,240
Debt securities available-for-sale 239,050 132,688
Equity securities 55 55
Loans held for investment, net of allowance 2,427,092 2,283,994
Derivative financial assets 47 41
Interest Receivable 9,344 8,720
Deferred compensation assets 13,265 10,951
Securities sold under agreements to repurchase 2,924 1,214
Interest payable 547 570
Deferred compensation liabilities 14,797 12,479
Reported Value Measurement [Member] | Bank Time Deposits [Member]    
Deposits fair value 207,903 200,368
Estimate of Fair Value Measurement [Member]    
Cash and cash equivalents 591,913 512,240
Debt securities available-for-sale 239,050 132,688
Equity securities 55 55
Loans held for investment, net of allowance 2,261,394 2,105,996
Derivative financial assets 47 41
Interest Receivable 9,344 8,720
Deferred compensation assets 13,265 10,951
Securities sold under agreements to repurchase 2,924 1,214
Interest payable 547 570
Deferred compensation liabilities 14,797 12,479
Estimate of Fair Value Measurement [Member] | Bank Time Deposits [Member]    
Deposits fair value 206,439 198,815
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member]    
Cash and cash equivalents 591,913 512,240
Debt securities available-for-sale 0 0
Equity securities 0 0
Loans held for investment, net of allowance 0 0
Derivative financial assets 0 0
Interest Receivable 0 0
Deferred compensation assets 13,265 10,951
Securities sold under agreements to repurchase 0 0
Interest payable 0 0
Deferred compensation liabilities 14,797 12,479
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Bank Time Deposits [Member]    
Deposits fair value 0 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member]    
Cash and cash equivalents 0 0
Debt securities available-for-sale 239,050 132,688
Equity securities 55 55
Loans held for investment, net of allowance 0 0
Derivative financial assets 47 41
Interest Receivable 667 681
Deferred compensation assets 0 0
Securities sold under agreements to repurchase 2,924 1,214
Interest payable 547 570
Deferred compensation liabilities 0 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Bank Time Deposits [Member]    
Deposits fair value 206,439 198,815
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member]    
Cash and cash equivalents 0 0
Debt securities available-for-sale 0 0
Equity securities 0 0
Loans held for investment, net of allowance 2,261,394 2,105,996
Derivative financial assets 0 0
Interest Receivable 8,677 8,039
Deferred compensation assets 0 0
Securities sold under agreements to repurchase 0 0
Interest payable 0 0
Deferred compensation liabilities 0 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Bank Time Deposits [Member]    
Deposits fair value $ 0 $ 0
[1] Derived from audited financial statements