Re-engineering Charges (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 25, 2022	Jun. 26, 2021	Jun. 25, 2022	Jun. 26, 2021	Dec. 25, 2021
Restructuring Cost and Reserve [Line Items]
Re-engineering charges	$ 7.0	$ 4.7	$ 8.5	$ 7.8	$ 14.8
Restructuring Reserve [Roll Forward]
Beginning balance			12.9	18.7	18.7
Re-engineering charges	7.0	4.7	8.5	7.8	14.8
Currency translation adjustment			(0.2)		(0.4)
Ending balance	13.8		13.8		12.9
Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering Cost Incurred to Date	51.5		51.5
Re-engineering charges	7.0	4.9	8.5	6.5
Restructuring Reserve [Roll Forward]
Re-engineering charges	7.0	4.9	8.5	6.5
Turnaround plan | Minimum
Restructuring Cost and Reserve [Line Items]
Expected Re-Engineering Cost	15.0		15.0
Turnaround plan | Maximum
Restructuring Cost and Reserve [Line Items]
Expected Re-Engineering Cost	20.0		20.0
Other
Restructuring Cost and Reserve [Line Items]
Re-engineering charges	0.0	(0.2)	0.0	1.3
Restructuring Reserve [Roll Forward]
Re-engineering charges	0.0	(0.2)	0.0	1.3
Severance
Restructuring Reserve [Roll Forward]
Cash expenditures:			(6.5)		(12.7)
Severance | Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering Cost Incurred to Date	44.0		44.0
Other
Restructuring Reserve [Roll Forward]
Cash expenditures:			(0.9)		$ (7.5)
Other | Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering Cost Incurred to Date	7.5		7.5
Corporate | Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering charges	2.6	1.7	3.4	1.8
Restructuring Reserve [Roll Forward]
Re-engineering charges	2.6	1.7	3.4	1.8
Asia Pacific | Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering charges	0.1	1.5	0.3	1.6
Restructuring Reserve [Roll Forward]
Re-engineering charges	0.1	1.5	0.3	1.6
Europe | Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering charges	4.0	1.8	4.5	2.8
Restructuring Reserve [Roll Forward]
Re-engineering charges	4.0	1.8	4.5	2.8
North America | Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering charges	0.0	(0.2)	0.0	1.4
Restructuring Reserve [Roll Forward]
Re-engineering charges	0.0	(0.2)	0.0	1.4
South America | Turnaround plan
Restructuring Cost and Reserve [Line Items]
Re-engineering charges	0.3	(0.1)	0.3	0.2
Restructuring Reserve [Roll Forward]
Re-engineering charges	$ 0.3	$ (0.1)	$ 0.3	$ 0.2