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Organization and Nature of Operations Organization and Nature of Operations (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended | 0 Months Ended | 6 Months Ended
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Jun. 30, 2014 | Jun. 30, 2013 | Dec. 16, 2013 SignalDemand [Member] employee | Jan. 08, 2014 Cameleon Acquisition [Member] | Jun. 30, 2014 Cameleon Acquisition [Member] | Jun. 30, 2014 Cameleon Acquisition [Member]
Business Acquisition [Line Items] |  |  |  |  |  |
Entity Number of Employees |  |  | 40 |  |  |
Business Combination, Consideration Transferred |  |  | $ 13,500 | $ 29,134 |  |
Additional Percentage Ownership acquired |  |  |  |  | 0.098 |
Business Acquisition, Percentage of Voting Interests Acquired |  |  |  | 81.70% |  |
Noncontrolling Interest, Increase from Business Combination | $ 3,410 | $ 0 |  |  | $ 3,410 |
Noncontrolling interest percentage at the end of the period |  |  |  |  |  | 91.50%

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