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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Summary Of Significant Accounting Policies [Line Items]    
Concentration Risk, Credit Risk, Financial Instrument, Maximum Exposure $ 250,000us-gaap_ConcentrationRiskCreditRiskFinancialInstrumentMaximumExposure  
Public Shares Redemption Limit On Net Tangible Assets 5,000,001gdef_PublicSharesRedemptionLimitOnNetTangibleAssets  
Temporary Equity, Shares Outstanding 6,125,315us-gaap_TemporaryEquitySharesOutstanding 6,326,513us-gaap_TemporaryEquitySharesOutstanding
Temporary Equity, Redemption Price Per Share $ 10.55us-gaap_TemporaryEquityRedemptionPricePerShare $ 10.55us-gaap_TemporaryEquityRedemptionPricePerShare
Deferred Tax Assets, Operating Loss Carryforwards, Total $ 856,000us-gaap_DeferredTaxAssetsOperatingLossCarryforwards $ 65,000us-gaap_DeferredTaxAssetsOperatingLossCarryforwards
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities 122,172us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities 0us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities