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Fair Value of Financial Instruments (Tables) | 3 Months Ended
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Sep. 25, 2011
Fair Value Disclosures [Abstract] |
Assets Measured at Fair Value | The following table sets forth financial instruments carried at fair value within the U.S. GAAP hierarchy and using the lowest level of input (in thousands):
| Financial Instruments Carried at Fair Value as of September 25, 2011 |  | Financial Instruments Carried at Fair Value as of June 26, 2011
| Level 1 |  | Level 2 |  | Level 3 |  | Total |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit | $ | — |  |  | $ | 20,000 |  |  | $ | — |  |  | $ | 20,000 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Money market funds | 3,643 |  |  | — |  |  | — |  |  | 3,643 |  |  | 7,386 |  |  | — |  |  | — |  |  | 7,386 |
Total cash equivalents | 3,643 |  |  | 20,000 |  |  | — |  |  | 23,643 |  |  | 7,386 |  |  | — |  |  | — |  |  | 7,386 |
Short-term investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Municipal bonds | — |  |  | 219,782 |  |  | — |  |  | 219,782 |  |  | — |  |  | 395,398 |  |  | — |  |  | 395,398 |
Corporate bonds | — |  |  | 172,473 |  |  | — |  |  | 172,473 |  |  | — |  |  | 209,438 |  |  | — |  |  | 209,438 |
Municipal variable rate demand notes | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 295 |  |  | — |  |  | 295 |
Certificates of deposit | — |  |  | 43,005 |  |  | — |  |  | 43,005 |  |  | — |  |  | 10,015 |  |  | — |  |  | 10,015 |
Commercial paper | — |  |  | 7,146 |  |  | — |  |  | 7,146 |  |  | — |  |  | 4,999 |  |  | — |  |  | 4,999 |
U.S. agency securities | — |  |  | 49,634 |  |  | — |  |  | 49,634 |  |  | — |  |  | 68,049 |  |  | — |  |  | 68,049 |
Non-U.S. government securities | — |  |  | 1,015 |  |  | — |  |  | 1,015 |  |  | — |  |  | 7,005 |  |  | — |  |  | 7,005 |
Total short-term investments | — |  |  | 493,055 |  |  | — |  |  | 493,055 |  |  | — |  |  | 695,199 |  |  | — |  |  | 695,199 |
Total assets | $ | 3,643 |  |  | $ | 513,055 |  |  | $ | — |  |  | $ | 516,698 |  |  | $ | 7,386 |  |  | $ | 695,199 |  |  | $ | — |  |  | $ | 702,585 |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 820 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19190-110258 + Details
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