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Company Contributions (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Defined Contribution Benefit Plans [Line Items]
Expected company contribution	$ 883
Net Periodic Pension Cost
Defined Contribution Benefit Plans [Line Items]
Contribution of company to company pension plans	15,254	18,579	13,314
401K (DC Plan)
Defined Contribution Benefit Plans [Line Items]
Contribution of company to company pension plans	900	958	853
Required | Net Periodic Pension Cost
Defined Contribution Benefit Plans [Line Items]
Contribution of company to company pension plans	5,416	9,430	7,983
Discretionary
Defined Contribution Benefit Plans [Line Items]
Contribution of company to company pension plans	9,838
Discretionary | Net Periodic Pension Cost
Defined Contribution Benefit Plans [Line Items]
Contribution of company to company pension plans	$ 9,838	$ 9,149	$ 5,331

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X

- Definition

The increase in the fair value of plan assets from contributions made by the employer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)(3)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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- Definition

Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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