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Goodwill and Intangible Assets, Net - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Business Acquisition [Line Items]        
Goodwill impairment $ 0 $ 0 $ 0 $ 0
Amortization 3,400,000 3,800,000 10,265,000 11,400,000
Impairment of long-lived assets $ 0 $ 0 $ 0 $ 0