Note 8 - Fair Value of Assets and Liabilities (Details) - Financial Assets Measured at Fair Value on Non-Recurring Basis (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Note 8 - Fair Value of Assets and Liabilities (Details) - Financial Assets Measured at Fair Value on Non-Recurring Basis [Line Items]
Impaired loans, net	$ 2,583	$ 3,646
Other real estate owned net	817	2,769
Financial assets measured at fair value on a non-recurring basis	3,400	6,415
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Note 8 - Fair Value of Assets and Liabilities (Details) - Financial Assets Measured at Fair Value on Non-Recurring Basis [Line Items]
Impaired loans, net	2,583	3,646
Other real estate owned net	817	2,769
Financial assets measured at fair value on a non-recurring basis	$ 3,400	$ 6,415