Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets, Net - Summary of Intangible Assets, Net (Detail)

v3.19.3
Goodwill and Intangible Assets, Net - Summary of Intangible Assets, Net (Detail) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Finite Lived Intangible Assets [Line Items]    
Weighted Average Life (in years) 3 years 7 months 6 days  
Gross Carrying Amount $ 24,353 $ 23,876
Accumulated Amortization (6,879) (3,396)
Net Carrying Amount $ 17,474 20,480
Acquired Software and Technology [Member]    
Finite Lived Intangible Assets [Line Items]    
Weighted Average Life (in years) 1 year 2 months 12 days  
Gross Carrying Amount $ 4,053 3,576
Accumulated Amortization (2,290) (1,613)
Net Carrying Amount $ 1,763 1,963
Licensed Technology [Member]    
Finite Lived Intangible Assets [Line Items]    
Weighted Average Life (in years) 1 year 10 months 24 days  
Gross Carrying Amount $ 500 500
Accumulated Amortization (167) (42)
Net Carrying Amount $ 333 458
Developed Technology [Member]    
Finite Lived Intangible Assets [Line Items]    
Weighted Average Life (in years) 3 years 10 months 24 days  
Gross Carrying Amount $ 9,600 9,600
Accumulated Amortization (2,133) (792)
Net Carrying Amount $ 7,467 8,808
Customer Relationships [Member]    
Finite Lived Intangible Assets [Line Items]    
Weighted Average Life (in years) 3 years 10 months 24 days  
Gross Carrying Amount $ 9,300 9,300
Accumulated Amortization (2,015) (733)
Net Carrying Amount $ 7,285 8,567
Trademarks and Trade Names [Member]    
Finite Lived Intangible Assets [Line Items]    
Weighted Average Life (in years) 1 year 2 months 12 days  
Gross Carrying Amount $ 100 100
Accumulated Amortization (48) (15)
Net Carrying Amount $ 52 85
Noncompete Agreements [Member]    
Finite Lived Intangible Assets [Line Items]    
Weighted Average Life (in years) 2 years 9 months 18 days  
Gross Carrying Amount $ 800 800
Accumulated Amortization (226) (201)
Net Carrying Amount $ 574 $ 599