Note 9 - Income Taxes (Details) - Reconciliation of the Company's Statutory Tax Rate to the Effective Rate	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Reconciliation of the Company's Statutory Tax Rate to the Effective Rate [Abstract]
Federal statutory rate	34.00%	34.00%	34.00%
State taxes, net of federal tax benefit	5.50%	5.90%	5.90%
Recapture of alternative minimum tax	0.00%	0.00%	0.00%
Valuation allowance	(39.50%)	(39.90%)	(39.90%)
Effective tax rate	0.00%	0.00%	0.00%

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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