Reconciliation Between Income Taxes at Statutory Tax Rate (Detail) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Schedule Of Effective Income Tax Rate Reconciliation [Line Items]
Loss Before Income Taxes	$ (4,519,949)	$ (3,266,013)	$ (2,582,537)
Tax (Benefit) @ Statutory Tax Rate	(1,550,564)	(1,110,444)	(878,063)
Effects of:
Exclusion of ISO Expense	82,333	217,813	0
R&D Tax Credits	(131,722)	(90,964)	(179,779)
Increase in Valuation Allowance	1,530,234	945,347	1,056,770
Carryforward Adjustment	21,439	0	0
Other	48,280	38,248	1,072
Provision for Income Taxes	$ 0us-gaap_IncomeTaxExpenseBenefit	$ 0us-gaap_IncomeTaxExpenseBenefit	$ 0us-gaap_IncomeTaxExpenseBenefit

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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

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Amount 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 increase (decrease) in the valuation allowance for deferred tax assets.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement.

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