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Stock-Based Compensation (Details 1) (Employee Stock Option [Member], USD $)
3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Employee Stock Option [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares, Outstanding at December 31, 2013 25,721,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Shares, Granted 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Shares, Exercised 0us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Shares, Forfeited 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Shares, Expired 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Shares, Outstanding at March 31, 2014 25,721,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
25,721,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
Shares, Exercisable at March 31, 2014 10,089,662us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Weighted Average Exercise Price, Outstanding at December 31, 2013 $ 0.19us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Weighted Average Exercise Price, Granted $ 0us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Weighted Average Exercise Price, Exercised $ 0us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Weighted Average Exercise Price, Forfeited $ 0us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Weighted Average Exercise Price, Expired $ 0us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Weighted Average Exercise Price, Outstanding at March 31, 2014 $ 0.19us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
$ 0.19us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
Weighted Average Exercise Price, Exercisable at March 31, 2014 $ 0.19us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
 
Average Remaining Contractual Term (Years), Outstanding 8 years 10 months 17 days 9 years 1 month 24 days
Average Remaining Contractual Term (Years), Exercisable at March 31, 2014 8 years 10 months 20 days  
Intrinsic Value, Outstanding $ 8,416,233us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
$ 6,451,441us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember
Intrinsic Value, Exercisable at March 31, 2014 $ 4,049,376us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
/ us-gaap_StatementClassOfStockAxis
= us-gaap_EmployeeStockOptionMember