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Capital Transaction (Details) (USD $)
Share data in Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Summary of stock options activity  
Outstanding at Beginning, Shares 17,971us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Outstanding at Beginning, Weighted Average Exercise Price $ 0.14us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Outstanding at Beginning, Weighted Average Remaining Contractual Term 1 year 6 months
Cancelled, expired or forfeited, Shares 738us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
Cancelled, expired or forfeited, Weighted Average Exercise Price $ 0.62us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice
Granted, Shares   
Granted, Weighted Average Exercise Price   
Granted, Weighted Average Remaining Contractual Term 0 years
Outstanding at Ending, Shares 17,233us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Outstanding at Ending, Weighted Average Exercise Price $ 0.12us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Outstanding at Ending, Weighted Average Remaining Contractual Term 1 year 3 months
Outstanding at Ending, Aggregate Intrinsic Value $ 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
Exercisable at March 31, 2015, Shares 17,133us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
Exercisable at March 31, 2015, Weighted Average Exercise Price $ 0.12us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
Exercisable at March 31, 2015, Weighted Average Remaining Contractual Term 1 year 3 months
Vested and expected to vest at March 31, 2015, Shares 17,133us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
Vested and expected to vest at March 31, 2015, Weighted Average Exercise Price $ 0.12us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
Vested and expected to vest at March 31, 2015, Weighted Average Remaining Contractual Term 1 year 3 months
Vested and expected to vest at March 31, 2015, Aggregate Intrinsic Value $ 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue