Acquisitions - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended
	Mar. 09, 2015	Oct. 02, 2015	Jul. 03, 2015
Business Acquisition [Line Items]
Value allocated to goodwill		$ 2,766	$ 2,766
Amplidata [Member]
Business Acquisition [Line Items]
Goodwill, Purchase Accounting Adjustments		$ 42
Business Combination, Consideration Transferred	$ 267
Business Acquisition, Cost of Acquired Entity, Cash Paid	245
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value	19
Fair value of previously held cost-method investment transferred	3
Value allocated to goodwill	$ 215