Schedule of Assets and Liabilities Measured at Fair Value as Reported in Consolidated Balance Sheet (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 24, 2012
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash Equivalents	$ 725,311	$ 1,325,361
Short-Term Investments	1,334,746	1,297,931
Restricted Cash and Investments	164,885	164,885
Prepaid Expenses and Other Current Assets	4,929	5,020
Other Assets	25,312	23,667
Total	2,255,183	2,816,864
Accrued Expenses and Other Current Liabilities	1,620	4,328
Other Non-current Liabilities	195	201
Total Liabilities	1,815	4,529
Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash Equivalents	725,311	1,318,812
Short-Term Investments	155,293	130,624
Restricted Cash and Investments	164,885	164,885
Other Assets	25,312	23,667
Total	1,070,801	1,637,988
Significant Other Observable Inputs (Level 2)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash Equivalents		6,549
Short-Term Investments	1,179,453	1,167,307
Prepaid Expenses and Other Current Assets	4,929	5,020
Total	1,184,382	1,178,876
Accrued Expenses and Other Current Liabilities	1,620	4,328
Total Liabilities	1,620	4,328
Significant Unobservable Inputs (Level 3)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other Non-current Liabilities	195	201
Total Liabilities	$ 195	$ 201