Segment Information Segment Information By Revenue Type (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Revenues	$ (810.4)		$ (958.2)	$ (2,491.9)	$ (2,845.6)
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Asset Impairment Charges		$ (4.1)	(0.3)	(64.7)	(0.3)
Amortization of acquired intangible assets				(52.8)	(59.3)
Restructuring and transformation expenses(4)	(20.7)		0.0	(98.9)	(23.1)
Operating profit (loss)	5.5		38.7	(169.4)	87.8
Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(225.0)		(288.1)	(742.4)	(897.5)
Other Segments
Segment Reporting Information [Line Items]
Revenues	(5.1)		0.0	(16.2)	0.0
Service [Member]
Segment Reporting Information [Line Items]
Revenues	(514.3)		(561.7)	(1,565.9)	(1,722.0)
Service [Member] | Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(130.4)		(147.1)	(405.6)	(466.1)
Service [Member] | Other Segments
Segment Reporting Information [Line Items]
Revenues	(4.0)		0.0	(7.4)	0.0
Product [Member]
Segment Reporting Information [Line Items]
Revenues	(296.1)		(396.5)	(926.0)	(1,123.6)
Product [Member] | Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(94.6)		(141.0)	(336.8)	(431.4)
Product [Member] | Other Segments
Segment Reporting Information [Line Items]
Revenues	(1.1)		0.0	(8.8)	0.0
Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	114.2		153.2	299.4	445.2
Operating Segments [Member] | Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(225.0)		(288.1)	(742.4)	(897.5)
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	31.1		43.6	90.0	124.9
Segment Reconciling Items [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Asset Impairment Charges	4.1	$ (5.4)	(0.3)	(64.7)	(0.3)
Amortization of acquired intangible assets	16.6		(19.5)	(52.8)	(59.3)
Restructuring and transformation expenses(4)	(20.7)		(20.9)	(98.9)	(74.4)
Restructuring and Related Cost, Incurred Cost	(13.4)		0.0	(13.4)	0.0
Net non-routine expense(6)	5.3		(1.9)	(34.3)	(1.5)
Operating profit (loss)	$ (5.0)		$ 0.0	(16.7)	$ 0.0
Segment Reconciling Items [Member] | Inventory Valuation and Obsolescence
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net non-routine expense(6)				$ 34.4