Note 4 - Loans (Details) - Acquired Loans (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Note 4 - Loans (Details) - Acquired Loans [Line Items]
Outstanding principal balance	$ 140,687	$ 160,018
Carrying amount
Acquired Loans	120,044	136,991
Purchased Credit Impaired [Member] | Real Estate - Residential Mortgage [Member]
Carrying amount
Acquired Loans	2,078	2,694
Purchased Credit Impaired [Member] | Real Estate Construction [Member]
Carrying amount
Acquired Loans	401	771
Purchased Credit Impaired [Member] | Commercial, Financial and Agricultural Loan [Member]
Carrying amount
Acquired Loans	24,619	28,602
Purchased Credit Impaired [Member] | Equity Lines [Member]
Carrying amount
Acquired Loans	334	332
Purchased Credit Impaired [Member] | Consumer [Member]
Carrying amount
Acquired Loans	24	121
Purchased Credit Impaired [Member]
Note 4 - Loans (Details) - Acquired Loans [Line Items]
Outstanding principal balance	42,616	49,041
Carrying amount
Acquired Loans	27,456	32,520
Purchased Performing [Member] | Real Estate - Residential Mortgage [Member]
Carrying amount
Acquired Loans	20,135	29,285
Purchased Performing [Member] | Real Estate Construction [Member]
Carrying amount
Acquired Loans	191	917
Purchased Performing [Member] | Commercial, Financial and Agricultural Loan [Member]
Carrying amount
Acquired Loans	54,421	55,204
Purchased Performing [Member] | Equity Lines [Member]
Carrying amount
Acquired Loans	16,403	16,909
Purchased Performing [Member] | Consumer [Member]
Carrying amount
Acquired Loans	1,438	2,156
Purchased Performing [Member]
Note 4 - Loans (Details) - Acquired Loans [Line Items]
Outstanding principal balance	98,071	110,977
Carrying amount
Acquired Loans	92,588	104,471
Real Estate - Residential Mortgage [Member]
Carrying amount
Acquired Loans	22,213	31,979
Real Estate Construction [Member]
Carrying amount
Acquired Loans	592	1,688
Commercial, Financial and Agricultural Loan [Member]
Carrying amount
Acquired Loans	79,040	83,806
Equity Lines [Member]
Carrying amount
Acquired Loans	16,737	17,241
Consumer [Member]
Carrying amount
Acquired Loans	$ 1,462	$ 2,277