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Future Minimum Lease Payments (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Commitments And Contingencies Disclosure [Abstract]  
Remainder of 2015 $ 61us-gaap_OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear
2016 62us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
Total future minimum lease payments $ 123us-gaap_OperatingLeasesFutureMinimumPaymentsDue