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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail) (USD $) In Millions, unless otherwise specified | Dec. 28, 2013 | Dec. 29, 2012 | Dec. 31, 2011
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Income Tax Disclosure [Abstract] |  |  |
Inventories | $ 24.4 | $ 25.0 | $ 24.2
Accruals not currently deductible | 63.2 | 60.4 | 73.4
Valuation allowance | (2.4) | (3.7) | (5.6)
Total current (included in deferred income tax assets and other accrued liabilities) | 85.2 | 81.7 | 92.0
Employee benefits | 62.5 | 108.1 | 133.9
Net operating losses | 59.9 | 59.2 | 52.2
Depreciation and amortization | (180.8) | (161.4) | (150.4)
Valuation allowance | (43.0) | (40.2) | (34.8)
Equity-based compensation | 17.6 | 17.1 | 14.8
Other | (2.9) | 0.4 | 1.4
Total long term | (86.7) | (16.8) | 17.1
Net deferred income tax asset (liability) | $ (1.5) | $ 64.9 | $ 109.1

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