Reconciliation of Unrecognized Tax Benefits (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 29, 2012	Dec. 31, 2011
Schedule of Unrecognized Tax Benefits [Line Items]
Balance at beginning of year	$ 1,935	$ 7,129
Increases related to current year tax positions		175
Decrease Increase related to prior year tax positions	(59)	(1,808)
Decreases related to settlements	(323)	(3,561)
Decreases related to lapse of statute of limitations	(290)
Balance at end of year	$ 1,263	$ 1,935

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Unrecognized Tax Benefits, Increases (Decreases) Resulting from Prior Period Tax Positions

+ References

No definition available.

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- Definition

The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

+ References

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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- Definition

The gross amount of decreases in unrecognized tax benefits resulting from settlements with taxing authorities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns.

+ References

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

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- Definition

The gross amount of decreases in unrecognized tax benefits resulting from lapses of the applicable statutes of limitations.

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

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