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Income Taxes - Additional Information (Detail) (USD $)
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1 Months Ended | 12 Months Ended | ||
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Jun. 30, 2009
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Income Tax Disclosure [Line Items] | ||||
| Valuation Allowance | $ 26,927,920us-gaap_DeferredTaxAssetsValuationAllowance | $ 24,875,049us-gaap_DeferredTaxAssetsValuationAllowance | ||
| Net change in valuation allowance related to deferred tax assets | 2,052,871us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount | 5,679,857us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount | ||
| Federal and state tax net operating loss carryforwards | 69,735,000us-gaap_OperatingLossCarryforwards | |||
| Federal and state tax loss carryforward expiration date | Dec. 31, 2034 | |||
| Change in ownership | 50.00%ogen_NetOperatingLossCarryforwardLimitationOnUsePercentageOwnershipChangeMinimum | 50.00%ogen_NetOperatingLossCarryforwardLimitationOnUsePercentageOwnershipChangeMinimum | ||
| Annual amount of pre-change net operating losses | 417,000ogen_NetOperatingLossCarryforwardsPreChangeAnnualLimitation | 3,540,000ogen_NetOperatingLossCarryforwardsPreChangeAnnualLimitation | ||
| Additional unrecognized tax benefits | 112,871us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions | 361,143us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions | ||
| Tax positions | 1,354,652us-gaap_UnrecognizedTaxBenefits | 1,241,781us-gaap_UnrecognizedTaxBenefits | 880,638us-gaap_UnrecognizedTaxBenefits | |
| Interest and penalties | 0us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense | 0us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense | ||
| Research and Development Tax Credit [Member] | ||||
| Income Tax Disclosure [Line Items] | ||||
| Federal research and development tax credit carryforwards |
$ 1,355,000us-gaap_TaxCreditCarryforwardAmount / us-gaap_TaxCreditCarryforwardAxis = us-gaap_ResearchMember |
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| Federal tax credit carryforward | Dec. 31, 2024 | |||
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- Details
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- Definition
Use of the Companys net operating losses and credit carryforwards are limited due to a cumulative change in ownership of more than this amount. No definition available.
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- Definition
The annual amount of pre-change net operating losses that may be used in periods subsequent to and as a result of the 50% change in ownership. No definition available.
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- Definition
Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Expiration date of each operating loss carryforward included in operating loss carryforward, in CCYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Expiration date of the tax credit carryforward, in CCYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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