Segment Information - Schedule of Earnings (Loss) from Continuing Operations before Income Taxes by Segment (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting, Revenue Reconciling Item [Line Items]
Income (loss) before income taxes	$ 95.1	$ 8.7	$ 40.5	$ (255.1)	$ (28.3)	$ (17.3)	$ (2.9)	$ (55.8)	$ (110.9)	$ (104.3)	$ (271.0)
Interest expense, net	(25.0)	(26.4)	(30.1)	(68.9)	(76.2)	(77.7)	(78.7)	(77.8)	(150.4)	(310.4)	(288.8)
Loss on extinguishment of debt	$ 0.0	$ 0.0	$ 0.0	$ 174.0	$ 0.0	$ 0.0	$ 0.0	$ 0.0	174.0	0.0	0.0
Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Income (loss) before income taxes									655.6	575.4	467.4
Operating Segments | Americas
Segment Reporting, Revenue Reconciling Item [Line Items]
Income (loss) before income taxes									396.8	358.1	301.0
Operating Segments | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Income (loss) before income taxes									168.3	152.5	136.6
Operating Segments | Europe, Middle East, & Africa
Segment Reporting, Revenue Reconciling Item [Line Items]
Income (loss) before income taxes									90.5	64.8	29.8
Corporate
Segment Reporting, Revenue Reconciling Item [Line Items]
Income (loss) before income taxes									(616.1)	(369.3)	(449.6)
Loss on extinguishment of debt									174.0
Segment Reconciling Items
Segment Reporting, Revenue Reconciling Item [Line Items]
Interest expense, net									$ (150.4)	$ (310.4)	$ (288.8)