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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Components of Deferred Tax Assets and Liabilities [Abstract]
Inventories	$ 33.6	$ 28.8	$ 33.3
Accruals not currently deductible	72.9	61.7	77.7
Tax credit carryforward	1.8	2.1	15.1
Employee benefits	56.5	56.8	108.1
Net operating losses	40.9	44.0	42.8
Depreciation and amortization	(167.5)	(161.3)	(209.8)
Valuation allowance	(25.1)	(25.2)	(21.7)
Equity-based compensation	16.6	17.1	24.3
Undistributed non-U.S. earnings	(6.0)	0.0	0.0
Cash flow hedge	0.0	(0.3)	(5.5)
Other	(0.4)	(0.1)	(4.6)
Net deferred income tax asset	$ 23.3	$ 23.6	$ 59.7

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