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CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $) | 3 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014
Income Statement [Abstract] |  |
Revenues, net | $ 4,475,049 us-gaap_SalesRevenueNet | $ 2,830,533 us-gaap_SalesRevenueNet
Cost of goods sold | 1,043,641 us-gaap_CostOfGoodsSold | 830,707 us-gaap_CostOfGoodsSold
Gross profit | 3,431,408 us-gaap_GrossProfit | 1,999,826 us-gaap_GrossProfit
Operating expenses: |  |
Sales, general, and administrative | 6,163,612 us-gaap_SellingGeneralAndAdministrativeExpense | 5,029,497 us-gaap_SellingGeneralAndAdministrativeExpense
Research and development | 18,176,835 us-gaap_ResearchAndDevelopmentExpense | 5,908,078 us-gaap_ResearchAndDevelopmentExpense
Depreciation and amortization | 13,572 us-gaap_DepreciationAndAmortization | 13,068 us-gaap_DepreciationAndAmortization
Total operating expense | 24,354,019 us-gaap_OperatingExpenses | 10,950,643 us-gaap_OperatingExpenses
Operating loss | (20,922,611)us-gaap_OperatingIncomeLoss | (8,950,817)us-gaap_OperatingIncomeLoss
Other income and (expense) |  |
Miscellaneous income | 18,513 us-gaap_OtherNonoperatingIncome | 18,572 us-gaap_OtherNonoperatingIncome
Interest income | 9,842 us-gaap_InvestmentIncomeInterest | 9,154 us-gaap_InvestmentIncomeInterest
Financing costs |  | (260,027)us-gaap_AmortizationOfFinancingCosts
Total other income (expense) | 28,355 us-gaap_NonoperatingIncomeExpense | (232,301)us-gaap_NonoperatingIncomeExpense
Loss before taxes | (20,894,256)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | (9,183,118)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Provision for income taxes |  |
Net loss | $ (20,894,256)us-gaap_NetIncomeLoss | $ (9,183,118)us-gaap_NetIncomeLoss
Net loss per share, basic and diluted (in dollars per share) | $ (0.13)us-gaap_EarningsPerShareBasicAndDiluted | $ (0.06)us-gaap_EarningsPerShareBasicAndDiluted
Weighted average number of common shares outstanding-basic and diluted (in shares) | 163,448,130 us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted | 145,019,561 us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted

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- Definition Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 8 -Article 9 + Details
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