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Note 3 - Securities - Securities by Contractual Maturity (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Due in one year or less, available for sale, amortized cost | $ 1,101 |
Due in one year or less, available for sale, fair value | 1,094 |
Due in one year or less, held to maturity, amortized cost |  |
Due in one year or less, held to maturity, fair value |  |
Due in over one to five years, available for sale, amortized cost | 15,578 |
Due in over one to five years, available for sale, fair value | 15,787 |
Due in over one to five years, held to maturity, amortized cost | 6,978 |
Due in over one to five years, held to maturity, fair value | 7,159 |
Due in over five to ten years, available for sale, amortized cost |  |
Due in over five to ten years, available for sale, fair value |  |
Due in over five to ten years, held to maturity, amortized cost | 6,595 |
Due in over five to ten years, held to maturity, fair value | 6,821 |
Due after ten years, available for sale, amortized cost |  |
Due after ten years, available for sale, fair value |  |
Due after ten years, held to maturity, amortized cost |  |
Due after ten years, held to maturity, fair value |  |
Agency mortgage-backed securities, residential, available for sale, amortized cost | 89,625 |
Agency mortgage-backed securities, residential, available for sale, fair value | 90,172 |
Agency mortgage-backed securities, residential, held to maturity, amortized cost | 3 |
Agency mortgage-backed securities, residential, held to maturity, fair value | 3 |
Total debt securities, available for sale, amortized cost | 106,304 | $ 104,867
Total debt securities, available for sale, fair value | 107,053 | 102,164
Total debt securities, held to maturity, amortized cost | 13,576 | 15,816
Total debt securities, held to maturity, fair value | $ 13,983 | $ 16,234

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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27198-111563 + Details
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