v3.26.3
Note 9 - Commitments and Off-balance Sheet Risk (Details Textual) - USD ($)
$ in Thousands
Sep. 30, 2026
Jun. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Jun. 30, 2025
Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss $ 56,415 $ 55,442 $ 58,191 $ 59,129 $ 58,375 $ 54,454
Retail and Commercial Lines of Credit and Credit Card Receivables [Member]            
Financing Receivable, Allowance for Credit Loss $ 2,500   $ 2,300