Note 14 - Financial Instruments With Off-Balance Sheet Risk (Details) - Contractual Amount of Financial Instruments with Off-Balance Sheet Risk (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Commitments to Extend Credit [Member] | Fixed Rate [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	$ 56,884	$ 51,447
Commitments to Extend Credit [Member] | Variable Rate [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	82,934	77,176
Commitments to Extend Credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	140,000	129,000
Fixed Rate [Member] | Standby Letters of Credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	2,578	2,647
Fixed Rate [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	59,462	54,094
Variable Rate [Member] | Standby Letters of Credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	20,816	21,740
Variable Rate [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	103,750	98,916
Standby Letters of Credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Financial Instruments With Off-Balance Sheet Risk	$ 23,400	$ 24,400