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Income Taxes (Details 5) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Tax credit carry-forward
Unrecognized tax benefits	$ 0	$ 0
Accrued interest and tax penalties recorded	0	0
U.S. federal \| Research and development
Tax credit carry-forward
Federal credit carryforwards	708,000
State \| Research and development
Tax credit carry-forward
Federal credit carryforwards	$ 486,000

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

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- Definition

This element represents the total of accruals as of the date of the statement of financial position for interest recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties for a tax position claimed or expected to be claimed by the entity, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

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