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Stock-Based Compensation (Details 5) (USD $) | 12 Months Ended
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Dec. 31, 2014
Summary of outstanding warrants to purchase common stock |
Shares | 3,335,073 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber
August 2009 Employee Warrants [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Aug. 25, 2009
Exercise Price | $ 0.50 invest_InvestmentWarrantsExercisePrice / us-gaap_ClassOfWarrantOrRightAxis = neond_AugustTwoThousandNineEmployeeWarrantsMember
Shares | 80,000 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber / us-gaap_ClassOfWarrantOrRightAxis = neond_AugustTwoThousandNineEmployeeWarrantsMember
Expiration Date | Aug. 25, 2016
2007 Debt Extension Warrants [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Sep. 22, 2010
Exercise Price | $ 1.00 invest_InvestmentWarrantsExercisePrice / us-gaap_ClassOfWarrantOrRightAxis = neond_DebtExtensionWarrantsMember
Shares | 16,000 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber / us-gaap_ClassOfWarrantOrRightAxis = neond_DebtExtensionWarrantsMember
Expiration Date | Sep. 22, 2015
December 2010 Employee Warrants [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Dec. 03, 2010
Exercise Price | $ 1.63 invest_InvestmentWarrantsExercisePrice / us-gaap_ClassOfWarrantOrRightAxis = neond_DecemberTwoThousandTenEmployeeWarrantsMember
Shares | 200,000 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber / us-gaap_ClassOfWarrantOrRightAxis = neond_DecemberTwoThousandTenEmployeeWarrantsMember
Expiration Date | Dec. 03, 2015
February 2011 Legal Advisor Warrant [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Feb. 22, 2011
Exercise Price | $ 2.50 invest_InvestmentWarrantsExercisePrice / us-gaap_ClassOfWarrantOrRightAxis = neond_FebruaryTwoThousandElevenLegalAdvisorWarrantMember
Shares | 80,000 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber / us-gaap_ClassOfWarrantOrRightAxis = neond_FebruaryTwoThousandElevenLegalAdvisorWarrantMember
Expiration Date | Feb. 22, 2016
March 2011 Investor Warrants One [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | Apr. 07, 2011
Exercise Price | $ 3.13 invest_InvestmentWarrantsExercisePrice / us-gaap_ClassOfWarrantOrRightAxis = neond_MarchTwoThousandElevenInvestorWarrantsOneMember
Shares | 34,100 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber / us-gaap_ClassOfWarrantOrRightAxis = neond_MarchTwoThousandElevenInvestorWarrantsOneMember
Expiration Date | Apr. 07, 2016
May 2014 Investor Warrant [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | May 15, 2014
Exercise Price | $ 5.09 invest_InvestmentWarrantsExercisePrice / us-gaap_ClassOfWarrantOrRightAxis = neond_MayTwoThousandFourteenInvestorWarrantMember
Shares | 2,500,000 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber / us-gaap_ClassOfWarrantOrRightAxis = neond_MayTwoThousandFourteenInvestorWarrantMember
Expiration Date | Nov. 15, 2015
May 2014 Agent Warrant [Member] |
Summary of outstanding warrants to purchase common stock |
Issue Date | May 15, 2014
Exercise Price | $ 5.09 invest_InvestmentWarrantsExercisePrice / us-gaap_ClassOfWarrantOrRightAxis = neond_MayTwoThousandFourteenAgentWarrantMember
Shares | 75,000 neond_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsWarrantsOutstandingAndExercisableNumber / us-gaap_ClassOfWarrantOrRightAxis = neond_MayTwoThousandFourteenAgentWarrantMember
Expiration Date | Nov. 15, 2015

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- Definition Exercise price of the warrants. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column A + Details
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- Definition Date the equity-based award expires, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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