Schedule of Amortized Cost and Fair Value of Cash Equivalents, Short-Term Investments, and Restricted Cash and Investments with Contractual Maturities (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2013	Jun. 30, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Due in one year or less, Cost	$ 1,372,583
Due in one year or less, Estimated Fair Value	1,373,071
Due after one year through five years, Cost	851,648
Due after one year through five years, Estimated Fair Value	582,550
Due in more than five years, Cost	156,046
Due in more than five years, Estimated Fair Value	155,432
No Single Maturity Date, Cost	10,584
No Single Maturity Date, Estimated Fair Value	10,834
Cost	2,390,861
Estimated Fair Value	1,295,031	1,334,746
Total Short Term Investments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Estimated Fair Value	$ 2,391,887