Derivative Instruments Located on Condensed Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	Jul. 18, 2015	Jan. 03, 2015
Derivatives, Fair Value [Line Items]
Derivative Assets	$ 76
Derivative Liabilities	8,988	$ 16,253
Commodity Contract \| Other LongTerm Assets
Derivatives, Fair Value [Line Items]
Derivative Assets	76
Commodity Contract \| Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities	7,823	12,898
Commodity Contract \| Other LongTerm Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liabilities	$ 1,165	$ 3,355

Fair value of all asset derivatives designated as cash flow hedging instruments.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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- Definition

Fair value of all liability derivatives designated as cash flow hedging instruments.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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