Note 3 - Loans and Allowance for Loan Losses (Details) - Allowance for Loan Losses and the Recorded Investment in Loans by Portfolio Segment (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Note 3 - Loans and Allowance for Loan Losses (Details) - Allowance for Loan Losses and the Recorded Investment in Loans by Portfolio Segment [Line Items]
Allowance for loan losses, individually evaluated for impairment,	$ 4,102	$ 5,143
Allowance for loan losses, collectively evaluated for impairment	16,475	19,302
Total ending allowance balance	20,577	24,445	28,264	28,784
Loans individually evaluated for impairment	58,339	63,889
Loans collectively evaluated for impairment	941,544	941,106
Total ending loan balance, net of unearned income	999,883	1,004,995
Real Estate Loans [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) - Allowance for Loan Losses and the Recorded Investment in Loans by Portfolio Segment [Line Items]
Allowance for loan losses, individually evaluated for impairment,	3,816	4,732
Allowance for loan losses, collectively evaluated for impairment	14,900	17,522
Total ending allowance balance	18,716	22,254	23,538	24,527
Loans individually evaluated for impairment	57,932	63,351
Loans collectively evaluated for impairment	833,149	833,342
Total ending loan balance, net of unearned income	891,081	896,693
Commercial Portfolio Segment [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) - Allowance for Loan Losses and the Recorded Investment in Loans by Portfolio Segment [Line Items]
Allowance for loan losses, individually evaluated for impairment,	200	198
Allowance for loan losses, collectively evaluated for impairment	1,209	1,315
Total ending allowance balance	1,409	1,513	3,508	3,260
Loans individually evaluated for impairment	317	207
Loans collectively evaluated for impairment	93,393	89,848
Total ending loan balance, net of unearned income	93,710	90,055
Consumer Portfolio Segment [Member]
Note 3 - Loans and Allowance for Loan Losses (Details) - Allowance for Loan Losses and the Recorded Investment in Loans by Portfolio Segment [Line Items]
Allowance for loan losses, individually evaluated for impairment,	86	213
Allowance for loan losses, collectively evaluated for impairment	366	465
Total ending allowance balance	452	678	1,218	997
Loans individually evaluated for impairment	90	331
Loans collectively evaluated for impairment	15,002	17,916
Total ending loan balance, net of unearned income	$ 15,092	$ 18,247