Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Mar. 29, 2020	Dec. 29, 2019
Statement of Financial Position [Abstract]
Accounts receivable, allowances	$ 4.7	$ 4.2
Accumulated amortization, operating lease right-of-use assets	96.2	75.2
Property and equipment, accumulated depreciation	504.4	438.3
Intangible assets, accumulated amortization	$ 475.0	$ 465.9
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized shares (in shares)	150,000,000	150,000,000
Preferred stock, issued shares (in shares)	0	0
Preferred stock, outstanding shares (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized shares (in shares)	750,000,000	750,000,000
Common stock, issued shares (in shares)	133,900,000	133,600,000
Common stock, outstanding shares (in shares)	133,900,000	133,600,000