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Inventories, net - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Inventory Disclosure [Abstract]          
Inventory valuation reserves $ 5.5   $ 5.5   $ 1.8
Obsolescence expense $ 2.4 $ 0.1 $ 3.7 $ 0.4