Note 2 - Fair Value of Financial Instruments (Details) (USD $)	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2013	Dec. 31, 2012
Fair Value Disclosures [Abstract]
Selling Costs		10.00%
Impaired Financing Receivable, with Related Allowance, Recorded Investment	$ 3,616,000	$ 3,616,000	$ 1,979,000
Impaired Financing Receivable, Related Allowance	1,494,000	1,494,000	1,979,000
Provision for Loan Losses Expensed	616,000	1,494,000
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down			2,479,000
Other Real Estate	982,000	982,000	2,617,000
Other Real Estate, Gross	1,997,000	1,997,000	4,214,000
Real Estate Owned, Valuation Allowance	1,015,000	1,015,000	1,597,000
SEC Schedule III, Real Estate, Write-down or Reserve, Amount	$ 0	$ 73,000	$ 331,000