Debt - Carrying Value of Outstanding Debt (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 29, 2014	Dec. 28, 2013
Senior unsecured notes, 5.25% due 2017 [Member]
Standby Letters of Credit [Line Items]
Debt, interest rate	5.25%	5.25%
Debt, maturity date	2017	2017
Senior unsecured notes, 5.00% due 2022, net of unamortized discount of $1,501 and $1,546, respectively [Member]
Standby Letters of Credit [Line Items]
Debt, interest rate	5.00%	5.00%
Debt, maturity date	2022	2022
Debt, unamortized discount	$ 1,501	$ 1,546

The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

Name:	us-gaap_DebtInstrumentUnamortizedDiscount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant