Quarterly report pursuant to Section 13 or 15(d)

Organization and Business - Customer Concentration (Details)

v3.8.0.1
Organization and Business - Customer Concentration (Details) - Customer Concentration Risk - Net Revenue
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Yahoo!, OpenX and Google    
Concentration Risk [Line Items]    
Percentage of concentration risk (as percent) 86.70% 90.90%
Yahoo!    
Concentration Risk [Line Items]    
Percentage of concentration risk (as percent) 70.50% 75.40%
Google    
Concentration Risk [Line Items]    
Percentage of concentration risk (as percent) 9.50% 12.90%
OpenX    
Concentration Risk [Line Items]    
Percentage of concentration risk (as percent) 6.70% 2.60%