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Note 4 - Loans Receivable and Allowance for Credit Losses on Loans - Loan Modifications to Borrowers Experiencing Financial Difficulty (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 USD ($)
Commercial Business Portfolio Segment [Member] | Extended Maturity and Interest Rate Reduction [Member] | Commercial And Industrial [Member] |
Amortized cost basis | $ 2,940
% of total loan type | 1.20%
Weighted-average period (Year) | 5 years
Pre-modification % | 7.50%
Post-modification % | 4.10%
Commercial Real Estate Portfolio Segment [Member] | Payment Deferral [Member] |
Amortized cost basis | $ 1,088
% of total loan type | 0.30%
Weighted-average period (Year) | 1 year 6 months

X
- Definition Percentage of original weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty. + References No definition available. + Details
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X
- Definition Percentage of post-modification weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty. + References No definition available. + Details
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- Definition Percentage of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-42 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A + Details
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- Definition Accumulated amortized cost of financing receivable modified for debtor experiencing financial difficulty. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-42 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-33 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 310 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481746/310-40-50-4 + Details
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