Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Additional Information (Details)

v3.19.1
Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Finite-Lived Intangible Assets    
Finite-Lived Intangible Assets [Line Items]    
Amortization $ 16.1 $ 13.8