v3.19.3.a.u2
Goodwill and Intangible Assets - Schedule of Intangible Assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 205,782 $ 226,259
Accumulated Amortization 113,661 100,205
Net $ 92,121 $ 126,054
Domain Names    
Finite-Lived Intangible Assets [Line Items]    
Weighted- Average Remaining Useful Life - Years 2 years 7 months 6 days 1 year 7 months 6 days
Gross Carrying Amount $ 5,414 $ 5,414
Accumulated Amortization 5,200 4,283
Net $ 214 $ 1,131
Trademarks    
Finite-Lived Intangible Assets [Line Items]    
Weighted- Average Remaining Useful Life - Years 0 years 1 year 4 months 24 days
Gross Carrying Amount $ 3,072 $ 5,772
Accumulated Amortization $ 3,072 4,076
Net   $ 1,696
Acquired Developed Technology    
Finite-Lived Intangible Assets [Line Items]    
Weighted- Average Remaining Useful Life - Years 3 years 7 months 6 days 3 years 9 months 18 days
Gross Carrying Amount $ 175,414 $ 179,791
Accumulated Amortization 95,921 78,729
Net $ 79,493 $ 101,062
Customer Relationships    
Finite-Lived Intangible Assets [Line Items]    
Weighted- Average Remaining Useful Life - Years 0 years 2 years 1 month 6 days
Gross Carrying Amount $ 2,172 $ 15,572
Accumulated Amortization $ 2,172 8,012
Net   $ 7,560
Patents    
Finite-Lived Intangible Assets [Line Items]    
Weighted- Average Remaining Useful Life - Years 5 years 10 months 24 days 6 years 10 months 24 days
Gross Carrying Amount $ 19,710 $ 19,710
Accumulated Amortization 7,296 5,105
Net $ 12,414 $ 14,605