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Note 5 - Allowance for Loan Losses - Allowance for Loan Losses on PCI Loans and Recorded Investment in Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Acquired Impaired Loans Evaluated for Impairment | $ 25,558 | $ 28,429
Allowance for Acquired Impaired Loans Evaluated | 12 | 12
Commercial Portfolio Segment [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 5,279 | 5,846
Allowance for Acquired Impaired Loans Evaluated |  |
Commercial Portfolio Segment [Member] | Waccamaw Commercial [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 194 | 260
Allowance for Acquired Impaired Loans Evaluated |  |
Commercial Portfolio Segment [Member] | Peoples Commercial [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 4,014 | 4,491
Allowance for Acquired Impaired Loans Evaluated |  |
Commercial Portfolio Segment [Member] | Other Commercial Loan [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 1,071 | 1,095
Allowance for Acquired Impaired Loans Evaluated |  |
Consumer Real Estate Portfolio Segment [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 20,279 | 22,583
Allowance for Acquired Impaired Loans Evaluated | 12 | 12
Consumer Real Estate Portfolio Segment [Member] | Waccamaw Serviced Home Equity Lines [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 18,001 | 20,178
Allowance for Acquired Impaired Loans Evaluated |  |
Consumer Real Estate Portfolio Segment [Member] | Waccamaw Residential [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 1,214 | 1,320
Allowance for Acquired Impaired Loans Evaluated |  |
Consumer Real Estate Portfolio Segment [Member] | Peoples Residential [Member] |  |
Acquired Impaired Loans Evaluated for Impairment | 1,064 | 1,085
Allowance for Acquired Impaired Loans Evaluated | $ 12 | $ 12

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