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Income Taxes (Details Narrative) (USD $)	12 Months Ended
Income Taxes (Details Narrative) (USD $)	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Unrecognized deferred tax benefits for stock-based compensation deduction	$ 2,022,000
Federal net operating loss carryforwards	30,428,000
Deferred federal income research and development expense	379,000
Net operating loss carryforwards for state income tax purposes	21,336,000
State research and development tax credits	254,000
Federal net operating loss carryforwards expired unutilized	$ 2,904,000
Operating Loss Carryforwards, Expiration Dates	This net operating loss carryforward expires in fiscal 2012.

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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