v3.26.3
Note 8 - Fair Value Disclosures and Reporting and Fair Value Measurements - Nonrecurring Fair Value Measurements (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Foreclosed assets $ 0 $ 1,565
Fair Value, Nonrecurring [Member]    
Foreclosed assets   1,565
Total assets measured on a nonrecurring basis   4,447
Fair Value, Nonrecurring [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   2,882
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Foreclosed assets   0
Total assets measured on a nonrecurring basis  
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 1 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Foreclosed assets   0
Total assets measured on a nonrecurring basis  
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 2 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Foreclosed assets   1,565
Total assets measured on a nonrecurring basis   4,447
Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   2,882
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   1,699
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Fair Value, Inputs, Level 1 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Fair Value, Inputs, Level 2 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Fair Value, Inputs, Level 3 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   1,699
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Farmland [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   1,699
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Farmland [Member] | Fair Value, Inputs, Level 1 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Farmland [Member] | Fair Value, Inputs, Level 2 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Real Estate Loan [Member] | Farmland [Member] | Fair Value, Inputs, Level 3 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   1,699
Fair Value, Nonrecurring [Member] | Other Commercial [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   1,183
Fair Value, Nonrecurring [Member] | Other Commercial [Member] | Fair Value, Inputs, Level 1 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Other Commercial [Member] | Fair Value, Inputs, Level 2 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   0
Fair Value, Nonrecurring [Member] | Other Commercial [Member] | Fair Value, Inputs, Level 3 [Member] | Collateral Pledged [Member]    
Total collateral dependent loans   $ 1,183