Financing - Components of Debt (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Total short-term borrowings	$ 10.9	$ 16.8
Total long-term debt	1,800.0	24.6
Less: debt issuance costs	(4.7)	0.0
Total long-term debt, net	1,795.3	24.6
India Credit Facility
Debt Instrument [Line Items]
Total short-term borrowings	10.9	12.6
Other short-term borrowings and bank overdrafts
Debt Instrument [Line Items]
Total short-term borrowings	0.0	4.2
Related-party loans with Former Parent
Debt Instrument [Line Items]
Total long-term debt	0.0	24.6
Two-Year Term Loans
Debt Instrument [Line Items]
Total long-term debt	1,000.0	0.0
Three-Year Term Loans
Debt Instrument [Line Items]
Total long-term debt	$ 800.0	$ 0.0