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Income Taxes - Summarizes Unrecognized Tax Benefits (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Income Tax Disclosure [Abstract]    
Beginning balance $ 9.8 $ 13.8
Increase related to current year business acquisition 0 2.6
Increases related to current year tax positions 2.0 1.5
Decreases related to prior years positions (0.4) (4.8)
Settlements 0 (2.7)
Decrease due to lapse of statute (2.8) (0.6)
Ending balance $ 8.6 $ 9.8