Note 4 - Securities (Tables)

9 Months Ended

Sep. 30, 2016

Held-to-maturity Securities [Member]

Notes Tables

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less Than 12 Months					12 Months or More				Total
	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
Securities Held to Maturity
Obligations of states and political subdivisions	$	587	$	(4	)	$	----	$	----	$	587	$	(4	)
Total held to maturity	$	587	$	(4	)	$	----	$	----	$	587	$	(4	)

	Less Than 12 Months					12 Months or More				Total
	Fair Value		Unrecognized Loss			Fair Value		Unrecognized Loss		Fair Value		Unrecognized Loss
Securities Held to Maturity
Obligations of states and political subdivisions	$	995	$	(5	)	$	----	$	----	$	995	$	(5	)
Total held to maturity	$	995	$	(5	)	$	----	$	----	$	995	$	(5	)

Available-for-sale Securities [Table Text Block]

Securities Available for Sale	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Estimated Fair Value
September 30, 2016
U.S. Government sponsored entity securities	$	10,627	$	9	$	----		$	10,636
Agency mortgage-backed securities, residential		92,243		1,986		(5	)		94,224
Total securities	$	102,870	$	1,995	$	(5	)	$	104,860
December 31, 2015
U.S. Government sponsored entity securities	$	9,011	$	----	$	(46	)	$	8,965
Agency mortgage-backed securities, residential		82,178		981		(473	)		82,686
Total securities	$	91,189	$	981	$	(519	)	$	91,651

Held-to-maturity Securities [Table Text Block]

Securities Held to Maturity	Amortized Cost		Gross Unrecognized Gains		Gross Unrecognized Losses			Estimated Fair Value
September 30, 2016
Obligations of states and political subdivisions	$	19,646	$	1,090	$	(4	)	$	20,732
Agency mortgage-backed securities, residential		5		----		----			5
Total securities	$	19,651	$	1,090	$	(4	)	$	20,737
December 31, 2015
Obligations of states and political subdivisions	$	19,898	$	892	$	(5	)	$	20,785
Agency mortgage-backed securities, residential		5		----		----			5
Total securities	$	19,903	$	892	$	(5	)	$	20,790

Investments Classified by Contractual Maturity Date [Table Text Block]

	Available for Sale				Held to Maturity
Debt Securities:	Amortized Cost		Estimated Fair Value		Amortized Cost		Estimated Fair Value
Due in one year or less	$	4,002	$	4,003	$	395	$	398
Due in over one to five years		6,625		6,633		7,160		7,540
Due in over five to ten years		----		----		9,800		10,471
Due after ten years		----		----		2,291		2,323
Agency mortgage-backed securities, residential		92,243		94,224		5		5
Total debt securities	$	102,870	$	104,860	$	19,651	$	20,737

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less Than 12 Months					12 Months or More				Total
September 30, 2016	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
Securities Available for Sale
Agency mortgage-backed securities, residential	$	1,067	$	(5	)	$	----	$	----	$	1,067	$	(5	)
Total available for sale	$	1,067	$	(5	)	$	----	$	----	$	1,067	$	(5	)

	Less Than 12 Months					12 Months or More					Total
December 31, 2015	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
Securities Available for Sale
U.S. Government sponsored entity securities	$	7,964	$	(46	)	$	----	$	----		$	7,964	$	(46	)
Agency mortgage-backed securities, residential		42,112		(407	)		3,645		(66	)		45,757		(473	)
Total available for sale	$	50,076	$	(453	)	$	3,645	$	(66	)	$	53,721	$	(519	)