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Note 5 - Allowance for Loan Losses, Nonperforming Assets and Impaired Loans (Details) - Summary of Ratios for Allowance for Loan Losses	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Summary of Ratios for Allowance for Loan Losses [Abstract]
Ratio of allowance for loan losses to the end of period loans, net of unearned income and deferred fees	1.38%	1.41%
Ratio of net charge-offs to average loans, net of unearned income and deferred fees	0.28%	0.49%

X

- Definition

Represents ratio of allowance for loan losses to the end of period loans, net of unearned income and deferred fees.

+ References

No definition available.

+ Details

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X

- Definition

Represents ratio of net charge-offs to average loans, net of unearned income and deferred fees.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

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