Note 14 - Employee Benefits (Tables)

12 Months Ended

Dec. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Defined Benefit Plan Benefits Payment [Table Text Block]

(Dollars in thousands)
2015			2014			2013
Date Paid	Amount		Date Paid	Amount		Date Paid	Amount
10/15/2015	$	42	10/15/2014	$	46	10/15/2013	$	42
12/30/2015		151	12/30/2014		164	12/30/2013		215
Total	$	193		$	210		$	257

Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block]

	2015			2014			2013
Shares held by participants beginning of the year		336,024			347,887			350,539
Shares allocated to participants		24,317			24,317			24,317
Shares purchased		0			0			9
Shares distributed to participants		(26,064	)		(36,180	)		(26,978	)
Shares held by participants end of year		334,277			336,024			347,887
Unreleased shares beginning of the year		328,440			352,757			377,074
Shares released during year		(24,317	)		(24,317	)		(24,317	)
Unreleased shares end of year		304,123			328,440			352,757
Total ESOP shares end of year		638,400			664,464			700,644
Fair value of unreleased shares at December 31	$	3,512,621			4,072,656			3,728,641

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

												Unvested options
	Shares Available For Grant			Unvested Restricted Shares Outstanding			Options Outstanding			Award Value/ Weighted Average Exercise Price		Number			Weighted Average Grant Date Fair Value		Vesting Period (in years)
2001 Plan
December 31, 2012		0			0			45,540		$	28.21		0
December 31, 2013		0			0			45,540			28.21		0
Forfeited/expired		0			0			(30,540	)		27.33		0
December 31, 2014		0			0			15,000			30.00		0
Forfeited/expired		0			0			(15,000	)		30.00		0
December 31, 2015		0			0			0			0.00		0
2009 Plan
December 31, 2012		121,965			148,333			15,000		$	4.77		6,000		$	4.41
Granted October 4, 2013		(37,531	)		31,276			0			N/A		0					3
Forfeited		5,400			(4,500	)		0					0
Cancelled		31,219			0			0					0
Vested		0			(73,303	)		0					(3,000	)		4.41
December 31, 2013		121,053			101,806			15,000			4.77		3,000			4.41
Granted January 7, 2014		(28,627	)		23,856			0			N/A		0					3
Granted May 27, 2014		(26,561	)		22,134			0			N/A		0					3
Forfeited/expired		30,540			0			0					0
Vested		0			(62,938	)		0					(3,000	)		4.41
December 31, 2014		96,405			84,858			15,000			4.77		0
Granted January 27, 2015		(11,903	)		9,919			0			N/A		0					3
Granted April 28, 2015		(3,158	)		2,632			0			N/A		0					1
Granted June 8, 2015		(398	)		332			0			N/A		0					1
Forfeited/expired		395			(329	)		0					0
Forfeited/expired		15,000			0			0					0
Vested		0			(58,526	)		0					0
December 31, 2015		96,341			38,886			15,000			4.77		0
Total all plans		96,341			38,886			15,000		$	4.77		0

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

Exercise Price		Number Outstanding		Weighted Average Remaining Contractual Life in Years		Number Exercisable		Number Unexercisable		Unrecognized Compensation Expense		Weighted Average Years Over Which Unrecognized Compensation will be Recognized
$	4.77		15,000		3.4		15,000		0		0		N/A