Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Loans (Details Textual)

v3.21.2
Note 5 - Loans (Details Textual)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Number of Loans Funded, Payroll Protection Plan 7,400   7,400    
Amount of Loans Funded, Payment Protection Plan $ 1,500,000   $ 1,500,000    
Provision for Loan and Lease Losses, Total 9,652,000 $ 10,283,000 17,103,000 $ 23,867,000  
Loans and Leases Receivable, Gross, Total 8,649,694,000   8,649,694,000   $ 8,465,688,000
Allowance for Loan and Lease Losses, Unfunded Commitments     3,300,000   2,200,000
Financing Receivable, Credit Loss, Expense (Reversal) 9,652,000 10,283,000 17,103,000 23,867,000  
Financing Receivable, Troubled Debt Restructuring 2,900,000 1,600,000 2,900,000 1,600,000 1,500,000
Financing Receivable, Modifications, Recorded Investment, Accruing Interest 441,000 975,000 441,000 975,000 818,000
Financing Receivable, Troubled Debt Restructuring, Allowance for Credit Loss $ 747,000 $ 1,800,000 $ 747,000 $ 1,800,000 929,000
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts 0 0 0 0  
Principal and Interest Deferrals [Member]          
Financing Receivable, Number of Payment Deferrals 20   20    
Financing Receivable, Payment Deferral, Recorded Investment $ 3,600,000   $ 3,600,000    
Commercial Real Estate Portfolio Segment [Member]          
Loans and Leases Receivable, Gross, Total 3,105,243,000   3,105,243,000   3,295,900,000
Financing Receivable, Credit Loss, Expense (Reversal) 4,053,000 $ 480,000 6,366,000 $ 8,172,000  
COVID-19 [Member]          
Provision for Loan and Lease Losses, Total 8,000,000.0 2,600,000 17,100,000 2,600,000  
Loans Excluding PPP Loans [Member]          
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums, Total 16,900,000   16,900,000   17,800,000
PPP Loans [Member] | Commercial Real Estate Portfolio Segment [Member]          
Loans and Leases Receivable, Gross, Total 595,000,000.0   595,000,000.0   $ 900,500,000
Unfunded Loan Commitment [Member]          
Financing Receivable, Credit Loss, Expense (Reversal) $ 500,000 $ 0 $ 1,100,000 $ 0