Segment Information Segment Information By Revenue Type (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Revenues	$ (922.2)	$ (851.7)	$ (1,780.3)	$ (1,681.5)
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Asset Impairment Charges	(1.8)	(5.4)	(2.7)	(60.6)
Amortization of acquired intangible assets			(35.7)	(36.1)
Restructuring and transformation expenses(4)	(18.6)	(78.3)	(33.6)	(78.3)
Operating profit (loss)	(3.9)	(91.5)	(6.0)	(174.9)
Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(252.4)	(255.8)	(512.8)	(517.5)
Other Segments
Segment Reporting Information [Line Items]
Revenues	(4.9)	(5.7)	(9.7)	(11.1)
Service [Member]
Segment Reporting Information [Line Items]
Revenues	(538.0)	(525.4)	(1,054.4)	(1,051.6)
Service [Member] | Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(135.3)	(135.3)	(268.5)	(275.2)
Service [Member] | Other Segments
Segment Reporting Information [Line Items]
Revenues	(2.5)	(0.8)	(4.6)	(3.4)
Product [Member]
Segment Reporting Information [Line Items]
Revenues	(384.2)	(326.3)	(725.9)	(629.9)
Product [Member] | Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(117.1)	(120.5)	(244.3)	(242.3)
Product [Member] | Other Segments
Segment Reporting Information [Line Items]
Revenues	(2.4)	(4.9)	(5.1)	(7.7)
Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	134.5	115.1	253.4	185.0
Operating Segments [Member] | Retail Segment [Member]
Segment Reporting Information [Line Items]
Revenues	(252.4)	(255.8)	(512.8)	(517.5)
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating profit (loss)	32.1	34.6	71.1	58.8
Segment Reconciling Items [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Asset Impairment Charges	1.8	(5.4)	(2.7)	(60.6)
Amortization of acquired intangible assets	18.0	(17.6)	(35.7)	(36.1)
Restructuring and transformation expenses(4)	(18.6)	(78.3)	(33.6)	(78.3)
Restructuring and Related Cost, Incurred Cost	(30.5)	0.0	(44.6)	0.0
Net non-routine expense(6)	(2.0)	(37.2)	(2.7)	(39.6)
Operating profit (loss)	$ (2.9)	$ (5.3)	$ (6.6)	$ (11.7)