Derivative Financial Instruments - Statements of Financial Performance and Financial Position (Details) - Designated as hedging instrument - USD ($) $ in Millions	Dec. 26, 2021	Dec. 27, 2020
Prepaid expenses and other current assets
Derivative [Line Items]
Unrealized gains	$ 13.8	$ 2.3
Unrealized losses	(3.1)	(1.6)
Net unrealized gain (loss)	10.7	0.7
Other assets
Derivative [Line Items]
Unrealized gains	0.2	1.1
Unrealized losses	0.0	0.0
Net unrealized gain (loss)	0.2	1.1
Accrued liabilities
Derivative [Line Items]
Unrealized gains	0.0	3.0
Unrealized losses	(0.1)	(12.9)
Net unrealized gain (loss)	(0.1)	(9.9)
Other liabilities
Derivative [Line Items]
Unrealized gains	0.0	0.0
Unrealized losses	0.0	(0.2)
Net unrealized gain (loss)	$ 0.0	$ (0.2)