Note 3 - Loans Receivable - Summary of Nonaccrual Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Nonaccrual, No Allowance	$ 28,217	$ 1,000
Nonaccrual, With Allowance	47	0
Nonaccrual	28,264	1,000
Residential Portfolio Segment [Member] | Single Family [Member]
Nonaccrual, No Allowance	1,902	149
Nonaccrual, With Allowance	8	0
Nonaccrual	1,910	149
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Nonaccrual, No Allowance	1,123	851
Nonaccrual, With Allowance	0	0
Nonaccrual	1,123	$ 851
Commercial Real Estate Portfolio Segment [Member] | Construction and Land Development [Member]
Nonaccrual, No Allowance	13,292
Nonaccrual, With Allowance	39
Nonaccrual	13,331
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Nonaccrual, No Allowance	11,900
Nonaccrual, With Allowance	0
Nonaccrual	$ 11,900