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.

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Other intangible assets.

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Goodwill and Other Intangibles - Additional Information (Detail) - USD ($)		3 Months Ended		9 Months Ended
	Jul. 02, 2017	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016	Dec. 31, 2016
Other Intangible Assets [Line Items]
Amortization expense		$ 10,000,000	$ 40,000,000	$ 85,000,000	$ 116,000,000
Goodwill, impairment	$ 0
Indefinite-lived intangible assets, impairment	$ 0
Discounted Cash Flow [Member]
Other Intangible Assets [Line Items]
Percentage of fair value of the reporting unit		40.00%		40.00%		50.00%
Comparative Market Multiples [Member]
Other Intangible Assets [Line Items]
Percentage of fair value of the reporting unit		40.00%		40.00%		35.00%
Comparative Market Transaction Multiples [Member]
Other Intangible Assets [Line Items]
Percentage of fair value of the reporting unit		20.00%		20.00%		15.00%
Customer Relationships [Member] \| Minimum [Member]
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets				2 years
Customer Relationships [Member] \| Maximum [Member]
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets				4 years
Noncompete Agreements [Member] \| Minimum [Member]
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets				2 years
Noncompete Agreements [Member] \| Maximum [Member]
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets				4 years