Goodwill and Identifiable Intangible Assets - Identifiable Intangible Assets (Detail) - USD ($) $ in Millions	9 Months Ended
	Sep. 23, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (in years)	15 years
Gross Carrying Amount	$ 555	$ 547
Accumulated Amortization	374	348
Net Carrying Amount	$ 181	199
Customer Contractual Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (in years)	17 years
Gross Carrying Amount	$ 376	370
Accumulated Amortization	263	246
Net Carrying Amount	$ 113	124
Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (in years)	11 years
Gross Carrying Amount	$ 158	156
Accumulated Amortization	99	91
Net Carrying Amount	$ 59	65
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (in years)	18 years
Gross Carrying Amount	$ 21	21
Accumulated Amortization	12	11
Net Carrying Amount	$ 9	$ 10