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Schedule of Assets and Liabilities Measured at Fair Value as Reported in Consolidated Balance Sheet (Detail) (USD $) In Thousands, unless otherwise specified | Mar. 30, 2014 | Jun. 30, 2013
--- | --- | ---
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash Equivalents | $ 1,042,596 | $ 725,311
Short-Term Investments | 1,462,171 | 1,334,746
Restricted Cash and Investments | 138,637 | 164,885
Prepaid Expenses and Other Current Assets | 2,487 | 4,929
Other Assets | 28,559 | 25,312
Total Assets | 2,674,450 | 2,255,183
Accrued Expenses and Other Current Liabilities | 1,190 | 1,620
Other Non-current Liabilities | 150 | 195
Total Liabilities | 1,340 | 1,815
Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash Equivalents | 1,042,596 | 725,311
Short-Term Investments | 176,879 | 155,293
Restricted Cash and Investments | 138,637 | 164,885
Other Assets | 28,559 | 25,312
Total Assets | 1,386,671 | 1,070,801
Significant Other Observable Inputs (Level 2) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Short-Term Investments | 1,285,292 | 1,179,453
Prepaid Expenses and Other Current Assets | 2,487 | 4,929
Total Assets | 1,287,779 | 1,184,382
Accrued Expenses and Other Current Liabilities | 1,190 | 1,620
Total Liabilities | 1,190 | 1,620
Significant Unobservable Inputs (Level 3) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Other Non-current Liabilities | 150 | 195
Total Liabilities | $ 150 | $ 195

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