Special Items Severance and Other Employee Related (Details) $ in Millions		3 Months Ended
Oct. 28, 2019 USD ($) employee	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)
Severance and other employee-related costs [Member]
Changes in restructuring accruals [Roll Forward]
Beginning balance of restructuring accruals		$ 47.1	$ 25.6
Charges incurred and changes in estimates		33.4	3.7
Payments made		(22.9)	(12.9)
Changes in estimates		(1.3)
Foreign currency and other adjustments		(1.1)
Ending balance of restructuring accruals		55.2	16.4
Severance and other employee-related costs [Member] \| North America [Member]
Changes in restructuring accruals [Roll Forward]
Beginning balance of restructuring accruals		42.6	24.5
Charges incurred and changes in estimates		26.2	1.0
Payments made		(19.4)	(12.0)
Changes in estimates		(1.3)
Foreign currency and other adjustments		(0.9)
Ending balance of restructuring accruals		47.2	13.5
Severance and other employee-related costs [Member] \| Europe [Member]
Changes in restructuring accruals [Roll Forward]
Beginning balance of restructuring accruals		4.5	1.1
Charges incurred and changes in estimates		7.2	2.7
Payments made		(3.5)	(0.9)
Changes in estimates		0.0
Foreign currency and other adjustments		(0.2)
Ending balance of restructuring accruals		$ 8.0	$ 2.9
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated \| employee	500
Restructuring and Related Cost, Expected Cost	$ 90.0
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated \| employee	600
Restructuring and Related Cost, Expected Cost	$ 120.0
Payment of severance obligations, term		12 months
Revitalization Restructuring Costs [Member]
Changes in restructuring accruals [Roll Forward]
Charges incurred and changes in estimates		$ 22.7
Ending balance of restructuring accruals		$ 43.0

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