Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Summary of Gross Carrying Amounts and Accumulated Amortization of Intangible Assets (Details)

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Goodwill and Intangible Assets - Summary of Gross Carrying Amounts and Accumulated Amortization of Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Finite-lived intangible assets    
Gross Carrying Amount $ 115,269 $ 115,040
Accumulated Amortization (19,897) (4,488)
Net Carrying Value 95,372 110,552
Total intangible assets, Gross Carrying Amount 115,462 115,233
Total intangible assets, Accumulated Amortization (19,897) (4,488)
Total intangible assets, Net Carrying Value 95,565 110,745
FCC license - Broadcast Radio    
Indefinite-lived intangible assets    
Net Carrying Value 193 193
Patents    
Finite-lived intangible assets    
Gross Carrying Amount 8,030 8,030
Accumulated Amortization (2,373) (1,824)
Net Carrying Value 5,657 6,206
Total intangible assets, Accumulated Amortization (2,373) (1,824)
Developed technology    
Finite-lived intangible assets    
Gross Carrying Amount 56,165 56,050
Accumulated Amortization (10,515) (1,265)
Net Carrying Value 45,650 54,785
Total intangible assets, Accumulated Amortization (10,515) (1,265)
Customer relationships - clients    
Finite-lived intangible assets    
Gross Carrying Amount 37,399 37,300
Accumulated Amortization (4,309) (777)
Net Carrying Value 33,090 36,523
Total intangible assets, Accumulated Amortization (4,309) (777)
Customer relationships - users    
Finite-lived intangible assets    
Gross Carrying Amount 1,940 1,940
Accumulated Amortization (1,046) (318)
Net Carrying Value 894 1,622
Total intangible assets, Accumulated Amortization (1,046) (318)
Trade names    
Finite-lived intangible assets    
Gross Carrying Amount 11,735 11,720
Accumulated Amortization (1,654) (304)
Net Carrying Value 10,081 11,416
Total intangible assets, Accumulated Amortization $ (1,654) $ (304)