Other Intangible Assets, net - Summary of Impairment Analysis and Impairment Charge Recognized (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2020
Finite Lived Intangible Assets [Line Items]
Total impairment of intangible assets	$ 72.1	$ 75.8
Customer Relationships | Multi-Period Earnings Method
Finite Lived Intangible Assets [Line Items]
Total impairment of intangible assets	69.2	69.2
Trade Names and Trademarks | Royalty Savings Approach
Finite Lived Intangible Assets [Line Items]
Total impairment of intangible assets	$ 2.9	2.9
Proprietary Know How | Multi-Period Excess Earnings Method
Finite Lived Intangible Assets [Line Items]
Total impairment of intangible assets		$ 3.7