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Reconciliation of Total Amounts of Unrecognized Tax Benefits (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Income Tax Contingency [Line Items]
Unrecognized tax benefit at beginning of fiscal year	$ 7,304	$ 8,709	$ 4,823
Gross increases - tax positions in a current period		331	876
Gross increases - acquisitions	500		3,863
Lapses of statutes of limitations	(2,995)	(1,736)	(853)
Unrecognized tax benefit at end of fiscal year	$ 4,809	$ 7,304	$ 8,709

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854



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Amount of increase in unrecognized tax benefits resulting from acquisitions.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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