Note 5 - Investment Securities Available for Sale (Details) - Investment Securities (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Schedule of Investments [Line Items]
Available for Sale Securities Amortized Cost	$ 71,295	$ 52,562
Available for Sale Securities Gross Unrealized Gains	210	849
Available for Sale Securities Gross Unrealized Losses	(677)	(86)
Available for Sale Securities Fair Value	70,828	53,325
US States and Political Subdivisions Debt Securities [Member]
Schedule of Investments [Line Items]
Available for Sale Securities Amortized Cost	42,203	44,562
Available for Sale Securities Gross Unrealized Gains	199	849
Available for Sale Securities Gross Unrealized Losses	(478)	(18)
Available for Sale Securities Fair Value	41,924	45,393
Collateralized Mortgage Backed Securities [Member]
Schedule of Investments [Line Items]
Available for Sale Securities Amortized Cost	29,092
Available for Sale Securities Gross Unrealized Gains	11
Available for Sale Securities Gross Unrealized Losses	(199)
Available for Sale Securities Fair Value	28,904
Corporate Debt Securities [Member]
Schedule of Investments [Line Items]
Available for Sale Securities Amortized Cost		8,000
Available for Sale Securities Gross Unrealized Losses		(68)
Available for Sale Securities Fair Value		$ 7,932