Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Income Taxes [Line Items]
Interest and penalties included in provision for incomes taxes	$ 0.4	$ 0.1	$ 0.4
Accrued interest and penalties	0.3	0.7
Unrecognized tax benefits that would impact the effective tax rate if recognized	$ 0.5	$ 1.1
State and Local Jurisdiction
Income Taxes [Line Items]
Income tax return examination	The Company’s state income tax returns remain subject to examination for three or four years depending on the state’s statute of limitations.
State and Local Jurisdiction | Minimum
Income Taxes [Line Items]
Income tax return examination period	3 years
State and Local Jurisdiction | Maximum
Income Taxes [Line Items]
Income tax return examination period	4 years