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Property and Equipment, Net (Details Textual) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Property Plant And Equipment [Abstract]        
Depreciation Expense $ 23.9 $ 18.8 $ 69.8 $ 58.2