Note 7 - Income Taxes (Restated) (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Note 7 - Income Taxes (Restated) (Details) [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards	$ 520,000	$ 1,762,000
Deferred Tax Assets, Gross	8,526,000us-gaap_DeferredTaxAssetsGross	9,404,000us-gaap_DeferredTaxAssetsGross
Deferred Tax Assets, Valuation Allowance	8,526,000	9,404,000
Operating Loss Carryforwards	11,036,000us-gaap_OperatingLossCarryforwards	18,647,000us-gaap_OperatingLossCarryforwards
Unrecognized Tax Benefits	212,000us-gaap_UnrecognizedTaxBenefits	185,000us-gaap_UnrecognizedTaxBenefits
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	52,000	39,000
Unrecognized Tax Benefits, Interest on Income Taxes Expense	10,000	8,000
Unrecognized Tax Benefits, Income Tax Penalties Expense	3,000	2,000
Domestic Tax Authority [Member] \| VISaer [Member] \| Capital Loss Carryforward [Member]
Note 7 - Income Taxes (Restated) (Details) [Line Items]
Tax Credit Carryforward, Amount	10,200,000
Prior to Their Acquisition by the Company [Member]
Note 7 - Income Taxes (Restated) (Details) [Line Items]
Operating Loss Carryforwards	$ 1,500,000

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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The tax effect as of the balance sheet date of the amount of future tax deductions arising from all unused tax credit carryforwards which have been reduced by a valuation allowance.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of expense for penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of interest expense for an underpayment of income taxes.

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