Note 17 - Fair Value Measurements - Quantitative Information (Details) - Fair Value, Nonrecurring [Member] $ in Thousands	Dec. 31, 2025 USD ($)
Valuation, Appraisal of Collateral Approach [Member] \| Measurement Input, Appraised Value [Member] \| Minimum [Member]
Collateral Dependent, net, measurement input	0
Collateral Dependent, net, measurement input	0
Valuation, Appraisal of Collateral Approach [Member] \| Measurement Input, Appraised Value [Member] \| Maximum [Member]
Collateral Dependent, net, measurement input	0.10
Collateral Dependent, net, measurement input	0.10
Valuation, Appraisal of Collateral Approach [Member] \| Measurement Input, Appraised Value [Member] \| Weighted Average [Member]
Collateral Dependent, net, measurement input	(0.09)
Collateral Dependent, net, measurement input	(0.09)
Collateral Pledged [Member]
Collateral Dependent, net	$ 2,676
Collateral Pledged [Member] \| Valuation, Appraisal of Collateral Approach [Member] \| Measurement Input, Appraised Value [Member] \| Minimum [Member]
Collateral Dependent, net, measurement input	0.20
Collateral Dependent, net, measurement input	0.20
Collateral Pledged [Member] \| Valuation, Appraisal of Collateral Approach [Member] \| Measurement Input, Appraised Value [Member] \| Maximum [Member]
Collateral Dependent, net, measurement input	0.50
Collateral Dependent, net, measurement input	0.50
Collateral Pledged [Member] \| Valuation, Appraisal of Collateral Approach [Member] \| Measurement Input, Appraised Value [Member] \| Weighted Average [Member]
Collateral Dependent, net, measurement input	(0.31)
Collateral Dependent, net, measurement input	(0.31)