Note 6 - Loans (Details) - Internal Risk Rating by Loan Class (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	$ 619,418	$ 597,995
Commercial Portfolio Segment [Member] | Pass [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	134,484	131,042
Commercial Portfolio Segment [Member] | Watch [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	19,359	24,274
Commercial Portfolio Segment [Member] | Special Mention [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	3,419	7,177
Commercial Portfolio Segment [Member] | Substandard [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	11,092	7,936
Commercial Portfolio Segment [Member] | Doubtful [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	0	0
Commercial Portfolio Segment [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	168,354	170,429
Commercial Real Estate Construction Financing Receivable [Member] | Pass [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	20,410	18,048
Commercial Real Estate Construction Financing Receivable [Member] | Watch [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	52	497
Commercial Real Estate Construction Financing Receivable [Member] | Special Mention [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans		0
Commercial Real Estate Construction Financing Receivable [Member] | Substandard [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans		0
Commercial Real Estate Construction Financing Receivable [Member] | Doubtful [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	0	0
Commercial Real Estate Construction Financing Receivable [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	20,462	18,545
Commercial Real Estate Other Receivable [Member] | Pass [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	269,079	247,656
Commercial Real Estate Other Receivable [Member] | Watch [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	8,367	18,343
Commercial Real Estate Other Receivable [Member] | Special Mention [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	905	2,309
Commercial Real Estate Other Receivable [Member] | Substandard [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	19,375	21,052
Commercial Real Estate Other Receivable [Member] | Doubtful [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	0	0
Commercial Real Estate Other Receivable [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	297,726	289,360
Residential One To Four Family [Member] | Pass [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	55,875	56,832
Residential One To Four Family [Member] | Watch [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	933	1,340
Residential One To Four Family [Member] | Special Mention [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	0	0
Residential One To Four Family [Member] | Substandard [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	12,014	12,519
Residential One To Four Family [Member] | Doubtful [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	0	0
Residential One To Four Family [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	68,822	70,691
Residential Real Estate and Home Equities [Member] | Pass [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	39,927	41,147
Residential Real Estate and Home Equities [Member] | Watch [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	2,392	2,311
Residential Real Estate and Home Equities [Member] | Special Mention [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans		25
Residential Real Estate and Home Equities [Member] | Substandard [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	1,490	1,979
Residential Real Estate and Home Equities [Member] | Doubtful [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	0	0
Residential Real Estate and Home Equities [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	43,809	45,462
Consumer Portfolio Segment [Member] | Pass [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	20,089	3,307
Consumer Portfolio Segment [Member] | Watch [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	5	38
Consumer Portfolio Segment [Member] | Special Mention [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans		130
Consumer Portfolio Segment [Member] | Substandard [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	151	33
Consumer Portfolio Segment [Member] | Doubtful [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	0	0
Consumer Portfolio Segment [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	20,245	3,508
Pass [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	539,864	498,032
Watch [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	31,108	46,803
Special Mention [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	4,324	9,641
Substandard [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	44,122	43,519
Doubtful [Member]
Note 6 - Loans (Details) - Internal Risk Rating by Loan Class [Line Items]
Portfolio Loans	$ 0	$ 0