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Note 4 - Loans and Allowance for Loan Losses (Details Textual) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 USD ($) | Mar. 31, 2017 | Dec. 31, 2017 USD ($)
Increase (Decrease) in Other Loans | $ (2,140) |  |
Change In Troubled Debt Restructurings | (12.60%) |  |
Impaired Financing Receivable, Related Allowance | $ 92 |  | $ 94
Loans and Leases Receivable, Impaired, Commitment to Lend | $ 1,808 |  | 846
Financing Receivable, Modifications, Number of Contracts | 0 | 0 |
Financing Receivable, Modifications, Subsequent Default, Number of Contracts | 0 | 0 |
Minimum Loan Balance For Loans Evaluated by Risk Categories | $ 500 |  |
Troubled Debt Restructurings [Member] |  |  |
Impaired Financing Receivable, Related Allowance | $ 92 |  | $ 94
Unsecured [Member] |  |  |
Percentage of Loan Portfolio | 4.69% |  | 4.86%
Residential Portfolio Segment [Member] |  |  |
Real Estate Acquired Through Foreclosure | $ 331 |  | $ 262
Mortgage Loans in Process of Foreclosure, Amount | $ 864 |  | $ 2,410

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- Definition Minimum loan balance for impaired loans on nonaccrual status or nonperforming in nature. + References No definition available. + Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953682-111524 + Details
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- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
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