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v2.4.1.9

Geographic Information (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Revenue | $ 1,734 us-gaap_SalesRevenueNet | $ 1,084 us-gaap_SalesRevenueNet
Net loss | (19,387)us-gaap_NetIncomeLoss | (10,153)us-gaap_NetIncomeLoss
Assets | 29,387 us-gaap_Assets | 35,520 us-gaap_Assets
Long Lived Assets, net | 387 us-gaap_PropertyPlantAndEquipmentNet | 275 us-gaap_PropertyPlantAndEquipmentNet
United States |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Net loss | (3,825)us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_US | 1,171 us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_US
Assets | 19,094 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_US | 28,548 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_US
Long Lived Assets, net | 6 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US | 5 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US
United States | Continuing operations |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Net loss | (3,844)us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember | 1,114 us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Assets | 18,923 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember | 27,837 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Long Lived Assets, net | 6 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember | 5 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
United States | Discontinued operations |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Net loss | 19 us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentDiscontinuedOperationsMember | 57 us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentDiscontinuedOperationsMember
Assets | 171 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentDiscontinuedOperationsMember | 711 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_US / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentDiscontinuedOperationsMember
Long Lived Assets, net |  |
United Kingdom |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Revenue | 1,734 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_GB | 1,084 us-gaap_SalesRevenueNet / us-gaap_StatementGeographicalAxis = country_GB
Net loss | (17,296)us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_GB | (11,324)us-gaap_NetIncomeLoss / us-gaap_StatementGeographicalAxis = country_GB
Assets | 10,293 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_GB | 6,972 us-gaap_Assets / us-gaap_StatementGeographicalAxis = country_GB
Long Lived Assets, net | $ 381 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_GB | $ 270 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementGeographicalAxis = country_GB

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