Financial Instruments - Schedule of Amortized Cost and Fair Value of Cash Equivalents, Short-Term Investments, and Restricted Cash and Investments with Contractual Maturities (Detail) $ in Thousands	Jun. 25, 2017 USD ($)
Cost
Due in one year or less	$ 2,701,107
Due after one year through five years	2,896,063
Due in more than five years	147,760
Cost	5,744,930
Estimated Fair Value
Due in one year or less	2,700,908
Due after one year through five years	2,897,363
Due in more than five years	147,788
Estimated fair value due, Total	$ 5,746,059