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Inventories - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014	Jan. 03, 2015
Geographic Valuation Methodologies Of Inventory [Line Items]
Effect of LIFO inventory liquidation on income	$ 0	$ 0	$ 0	$ 0
Foreign and US Countries [Member]
Geographic Valuation Methodologies Of Inventory [Line Items]
Percentage of FIFO Inventory	59.00%		59.00%		58.00%
United States [Member]
Geographic Valuation Methodologies Of Inventory [Line Items]
Percentage of FIFO Inventory	33.00%		33.00%
Percentage of LIFO Inventory	67.00%		67.00%

X

- Definition

Geographic Valuation Methodologies of Inventory [Line Items]

+ References

No definition available.

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- Definition

The effect of liquidating LIFO (last in first out) inventory layers on income.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 210



-SubTopic 10



-Section S99



-Paragraph 1



-Subparagraph (SX 210.5-02.6b)



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Reference 3: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 210



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Reference 5: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 210



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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



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-Name Accounting Standards Codification



-Topic 330



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-URI http://asc.fasb.org/extlink&oid=27011343&loc=d3e100079-122729



Reference 7: http://www.xbrl.org/2003/role/presentationRef



-Publisher SEC



-Name Staff Accounting Bulletin (SAB)



-Number Topic 11



-Section F

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The percentage of FIFO (first in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

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The percentage of LIFO (last in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

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