Accumulated Other Comprehensive Loss - Reclassifications (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net sales	$ 1,256.0	$ 1,054.3	$ 2,412.1	$ 2,010.6
Cost of goods sold	872.8	756.0	1,705.8	1,450.1
Other income, net	2.5	0.5	6.1	1.7
Tax benefit (expense)	(38.9)	(16.9)	(68.5)	(38.1)
Loss on disposition of business	0.0	(6.8)	0.0	(6.8)
Gain (loss) net of tax	123.5	96.6	305.0	175.7
Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Gain (loss) net of tax	(6.1)	(2.6)	(8.7)	(4.9)
Reclassification out of Accumulated Other Comprehensive Income | Cash flow hedges gain (loss):
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net sales	0.0	0.0	0.0	(0.1)
Cost of goods sold	0.2	(0.5)	0.2	(0.8)
Other income, net	0.0	(0.2)	0.0	(0.2)
Total before tax	0.2	(0.7)	0.2	(1.1)
Tax benefit (expense)	0.0	0.2	0.0	0.3
Gain (loss) net of tax	0.2	(0.5)	0.2	(0.8)
Reclassification out of Accumulated Other Comprehensive Income | Prior-service costs
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total before tax	(0.1)	(0.1)	(0.2)	(0.1)
Reclassification out of Accumulated Other Comprehensive Income | Actuarial gains/(losses)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total before tax	(2.5)	(2.7)	(5.0)	(5.4)
Reclassification out of Accumulated Other Comprehensive Income | Settlement and curtailment losses
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total before tax	(5.8)	0.0	(5.8)	0.0
Reclassification out of Accumulated Other Comprehensive Income | Pension and post retirement benefit plan adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total before tax	(8.4)	(2.8)	(11.0)	(5.5)
Tax benefit (expense)	2.1	0.7	2.6	1.4
Gain (loss) net of tax	(6.3)	(2.1)	(8.4)	(4.1)
Reclassification out of Accumulated Other Comprehensive Income | Cumulative translation adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Tax benefit (expense)	0.0	0.0	0.0	0.0
Loss on disposition of business	0.0	0.0	(0.5)	0.0
Gain (loss) net of tax	$ 0.0	$ 0.0	$ (0.5)	$ 0.0