v3.26.1
Note 3 - Loans Receivable and Allowance for Credit Losses - Loans - Schedule of Financing Receivable, Modified, Past Due (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount $ 0  
Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   $ 0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Business Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   0
Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Business Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   9,343
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   9,083
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Commercial Business Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   260
Financial Asset, Past Due [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   9,343
Financial Asset, Past Due [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   9,083
Financial Asset, Past Due [Member] | Commercial Business Portfolio Segment [Member]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount   $ 260