Income Taxes - Components of Earnings Before Income Taxes Determined by Tax Jurisdiction (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 25, 2022	Dec. 26, 2021	Dec. 27, 2020
Income Tax Disclosure [Abstract]
United States	$ 17.0	$ 236.8	$ 191.5
International	244.5	345.1	130.6
Total earnings before income taxes	$ 261.5	$ 581.9	$ 322.1

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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