Stock-Based Compensation - Summary of Stock-Based Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 26, 2020	Jun. 28, 2019	Jun. 26, 2020	Jun. 28, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pretax compensation expense	$ 22.7	$ 15.9	$ 38.8	$ 28.8
Income tax benefit	(3.8)	(3.3)	(6.5)	(6.1)
Total stock-based compensation expense	18.9	12.6	32.3	22.7
Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pretax compensation expense	13.8	10.1	23.9	17.9
Income tax benefit	(2.3)	(2.1)	(4.2)	(3.8)
Total stock-based compensation expense	11.5	8.0	19.7	14.1
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pretax compensation expense	8.9	5.8	14.9	10.9
Income tax benefit	(1.5)	(1.2)	(2.3)	(2.3)
Total stock-based compensation expense	$ 7.4	$ 4.6	$ 12.6	$ 8.6

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

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