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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
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%