Note 4 - Securities - Securities Reconcilliation (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
US Government Agencies Debt Securities [Member]
Available-for-sale securities, amortized costs	$ 3,250	$ 3,886
Available-for-sale securities, gross unrealized gains	12	57
Available-for-sale securities, gross unrealized losses
Total	3,262	3,943
US States and Political Subdivisions Debt Securities [Member]
Available-for-sale securities, amortized costs	56,818	59,332
Available-for-sale securities, gross unrealized gains	2,198	1,811
Available-for-sale securities, gross unrealized losses	(1)	(39)
Total	59,015	61,104
Held-to-maturity securities, amortized costs	35,415	35,899
Held-to-maturity securities, gross unrealized gains	1,727	966
Held-to-maturity securities, gross unrealized losses	(14)	(220)
Total	37,128	36,645
Residential Mortgage Backed Securities and Collateralized Mortgage Obligations [Member]
Available-for-sale securities, amortized costs	44,815	32,215
Available-for-sale securities, gross unrealized gains	379	192
Available-for-sale securities, gross unrealized losses	(179)	(270)
Total	45,015	32,137
Corporate Debt Securities [Member]
Available-for-sale securities, amortized costs	22,156	33,775
Available-for-sale securities, gross unrealized gains	283	194
Available-for-sale securities, gross unrealized losses	(126)	(191)
Total	22,313	33,778
Commercial Mortgage Backed Securities [Member]
Available-for-sale securities, amortized costs	14,901	12,893
Available-for-sale securities, gross unrealized gains	27	10
Available-for-sale securities, gross unrealized losses	(63)	(134)
Total	14,865	12,769
Asset-backed Securities [Member]
Available-for-sale securities, amortized costs	13,343	15,331
Available-for-sale securities, gross unrealized gains	166	82
Available-for-sale securities, gross unrealized losses	(73)	(114)
Total	13,436	15,299
Available-for-sale securities, amortized costs	155,283	157,432
Available-for-sale securities, gross unrealized gains	3,065	2,346
Available-for-sale securities, gross unrealized losses	(442)	(748)
Total	157,906	159,030
Held-to-maturity securities, amortized costs	35,415	$ 35,899
Total	$ 37,128

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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