The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(2)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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Discontinued Operations - Additional Information (Detail) (USD $)	0 Months Ended	6 Months Ended	12 Months Ended	3 Months Ended	6 Months Ended
	Oct. 02, 2013 Employees ManufacturingSites	Jun. 29, 2014	Dec. 31, 2013	Jun. 30, 2013 Discontinued Operations [Member]	Jun. 30, 2013 Discontinued Operations [Member]
Schedule Of Discontinued Operations [Line Items]
Approximate amount of cash received from sale of business	$ 75,000,000
Number of manufacturing facilities	5
Number of employees	1,000
Recorded amortization expense		$ 2,079,000	$ 2,572,000	$ 200,000	$ 200,000