Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Intangible Assets (Details)

v3.19.1
Intangible Assets - Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 18,000  
Accumulated Amortization 0  
Net Carrying Amount 18,000  
Amortization of Intangible Assets $ 600 $ 600
Customer relationships    
Acquired Finite-Lived Intangible Assets [Line Items]    
Estimated Useful Life (Years) 3 years  
Gross Carrying Amount $ 16,300  
Accumulated Amortization 0  
Net Carrying Amount $ 16,300  
Trade names    
Acquired Finite-Lived Intangible Assets [Line Items]    
Estimated Useful Life (Years) 5 years  
Gross Carrying Amount $ 1,500  
Accumulated Amortization 0  
Net Carrying Amount $ 1,500  
Developed technology    
Acquired Finite-Lived Intangible Assets [Line Items]    
Estimated Useful Life (Years) 6 years  
Gross Carrying Amount $ 200  
Accumulated Amortization 0  
Net Carrying Amount $ 200