Pension, Postretirement and Postemployment Benefits - Narrative (Details) $ in Millions		1 Months Ended			12 Months Ended
	Jan. 01, 2020	Feb. 29, 2020 USD ($)	Dec. 31, 2019 USD ($)	May 31, 2019 USD ($)	Dec. 31, 2023 USD ($) defined_benefit_pension_plan	Dec. 25, 2022 USD ($)	Dec. 26, 2021 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined contribution plan, cost					$ 40.9	$ 39.5	$ 42.7
Defined benefit plans, number of major plans covering non-union employees | defined_benefit_pension_plan					2
Benefit liabilities							14.8
Employee retirement age, option one	65
Employee service period, option one	5 years
Employee retirement age, option two	55
Employee service period, option two	10 years
Unrecognized gains in pension and post retirement plans					$ 1.4
Expected benefit payment, 2029-2033					23.7
Foreign plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension expense					1.3	3.1	4.0
Projected benefit obligation					83.4	77.8
Fair value of plan assets					78.8	71.0
Expected benefit payment, 2024					3.2
Expected benefit payment, 2025					2.9
Expected benefit payment, 2026					3.2
Expected benefit payment, 2027					3.4
Expected benefit payment, 2028					7.3
Pension
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension expense					44.9	45.5	49.3
Transfers		$ 19.5
Settlements paid			$ 0.2	$ 110.8
Defined benefit obligations in the amount					30.1
Expected benefit payment, 2024					3.1
Expected benefit payment, 2025					3.0
Expected benefit payment, 2026					2.9
Expected benefit payment, 2027					2.8
Expected benefit payment, 2028					2.7
Expected benefit payment, 2029-2033					12.0
Pension | UNITED STATES
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Excess assets for U.S. Pension Plan					20.2
Projected benefit obligation					30.1	30.3	41.6
Fair value of plan assets					$ 0.0	$ 0.0	$ 0.0