XML 79 R66.htm IDEA: XBRL DOCUMENT v3.24.0.1
Note 4 - Loans Receivable and Allowance for Credit Losses on Loans (Details Textual)
 12 Months Ended
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Financing Receivable, Unamortized Loan Cost (Fee) $ (8,400,000) $ (7,800,000)  
Financing Receivable, Unamortized Purchase Premium (Discount) 2,600,000 (437,000)  
Financing Receivable, before Allowance for Credit Loss 2,433,015,000 2,218,852,000 $ 1,754,175,000
Financing Receivable, Modified, Commitment to Lend   0  
Financing Receivable, Modified, Subsequent Default   0  
Financing Receivable, 90 Days or More Past Due, Still Accruing 0 0  
Financing Receivable, Nonaccrual, Interest Income 579,000 506,000 351,000
Loans and Leases Receivable, Commitment to Lend, Related Party 3,700,000 3,400,000  
Commercial Business Portfolio Segment [Member]      
Financing Receivable, before Allowance for Credit Loss 255,881,000 228,020,000 $ 241,829,000
Commercial Business Portfolio Segment [Member] | Commercial And Industrial [Member]      
Financing Receivable, before Allowance for Credit Loss 238,301,000 $ 196,791,000  
Financing Receivable, Modified, Number of Contracts   2  
Financing Receivable, Modified in Period, Amount   $ 3,700,000  
Asset Pledged as Collateral [Member] | Federal Home Loan Bank Advances [Member]      
Financing Receivable, before Allowance for Credit Loss 1,070,000,000.00 840,200,000  
Asset Pledged as Collateral [Member] | Federal Home Loan Bank Advances [Member] | Federal Home Loan Bank of San Francisco [Member]      
Financing Receivable, before Allowance for Credit Loss 631,100,000 579,800,000  
Accrued Interest Receivable [Member]      
Financing Receivable, Accrued Interest, after Allowance for Credit Loss $ 11,500,000 $ 9,600,000