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Note 3 - Available-for-sale Securities - Investment Debt Securities by Contractual Maturity (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Amortized cost, due within 5 years | $ 11,159 | $ 8,326
Amortized cost, due after 5 years through 10 years | 17,344 | 19,168
Amortized cost, due after 10 years | 12,901 | 13,116
Available-for-sale securities, amortized cost | 41,404 | 40,610
Fair value, due within 5 years | 11,155 | 8,329
Fair value, due after 5 years through 10 years | 16,626 | 18,631
Fair value, due after 10 years | 12,494 | 12,536
Fair value, total | 40,275 | 39,496
Corporate Debt Securities [Member] |  |
Amortized cost, due within 5 years |  |
Amortized cost, due after 5 years through 10 years | 9,000 | 9,000
Amortized cost, due after 10 years | 5,000 | 5,000
Available-for-sale securities, amortized cost | 14,000 | 14,000
Fair value, due within 5 years |  |
Fair value, due after 5 years through 10 years | 8,278 | 8,537
Fair value, due after 10 years | 4,550 | 4,437
Fair value, total | 12,828 | 12,974
Subordinated Notes [Member] |  |
Amortized cost, due within 5 years |  |
Amortized cost, due after 5 years through 10 years | 5,899 | 4,500
Amortized cost, due after 10 years |  |
Available-for-sale securities, amortized cost | 5,899 | 4,500
Fair value, due within 5 years |  |
Fair value, due after 5 years through 10 years | 5,980 | 4,564
Fair value, due after 10 years |  |
Fair value, total | 5,980 | 4,564
US Treasury Securities [Member] |  |
Amortized cost, due within 5 years | 1,488 | 1,484
Amortized cost, due after 5 years through 10 years |  |
Amortized cost, due after 10 years |  |
Available-for-sale securities, amortized cost | 1,488 | 1,484
Fair value, due within 5 years | 1,491 | 1,485
Fair value, due after 5 years through 10 years |  |
Fair value, due after 10 years |  |
Fair value, total | 1,491 | 1,485
Available-for-sale Securities with Single Maturity Dates [Member] |  |
Amortized cost, due within 5 years | 1,488 | 1,484
Amortized cost, due after 5 years through 10 years | 14,899 | 13,500
Amortized cost, due after 10 years | 5,000 | 5,000
Available-for-sale securities, amortized cost | 21,387 | 19,984
Fair value, due within 5 years | 1,491 | 1,485
Fair value, due after 5 years through 10 years | 14,258 | 13,101
Fair value, due after 10 years | 4,550 | 4,437
Fair value, total | 20,299 | 19,023
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] |  |
Amortized cost, due within 5 years | 9,671 | 6,842
Amortized cost, due after 5 years through 10 years | 2,445 | 5,668
Amortized cost, due after 10 years | 7,901 | 8,116
Available-for-sale securities, amortized cost | 20,017 | 20,626
Fair value, due within 5 years | 9,664 | 6,844
Fair value, due after 5 years through 10 years | 2,368 | 5,530
Fair value, due after 10 years | 7,944 | 8,099
Fair value, total | $ 19,976 | $ 20,473

X
- Definition Amount after adjustments of available-for-sale debt securities at cost, maturing in the first fiscal year through the fifth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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- Definition Fair value of available-for-sale debt securities maturing in the first fiscal year through the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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