Stock-Based Compensation - Summary of Stock-Based Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 25, 2020	Sep. 27, 2019	Sep. 25, 2020	Sep. 27, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pretax compensation expense	$ 21.4	$ 16.7	$ 60.2	$ 45.5
Income tax benefit	(3.6)	(3.5)	(10.1)	(9.6)
Total stock-based compensation expense	17.8	13.2	50.1	35.9
Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pretax compensation expense	13.2	11.1	37.1	29.0
Income tax benefit	(2.2)	(2.3)	(6.4)	(6.1)
Total stock-based compensation expense	11.0	8.8	30.7	22.9
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pretax compensation expense	8.2	5.6	23.1	16.5
Income tax benefit	(1.4)	(1.2)	(3.7)	(3.5)
Total stock-based compensation expense	$ 6.8	$ 4.4	$ 19.4	$ 13.0

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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