v2.3.0.15

Fair Value Measurements (Tables) | 12 Months Ended
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Sep. 30, 2011 | Sep. 24, 2010
Fair Value Measurements [Abstract] |  |
Schedule Of Financial Assets Carried At Fair Value |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  | (in thousands) |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments held in supplemental retirement plan (1) |  | $ | 1,891 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,891 |
Money market funds (2) |  |  | 142,038 |  |  |  | — |  |  |  | — |  |  |  | 142,038 |
Corporate bonds (3) |  |  | — |  |  |  | 176,958 |  |  |  | — |  |  |  | 176,958 |
Municipal debt securities (3) |  |  | — |  |  |  | 472,201 |  |  |  | — |  |  |  | 472,201 |
U.S. agency securities (2), (3) |  |  | 29,919 |  |  |  | — |  |  |  | — |  |  |  | 29,919 |
Total |  | $ | 173,848 |  |  | $ | 649,159 |  |  | $ | — |  |  | $ | 823,007 |
(1) | These assets are included within prepaid expenses and other current assets and other non-current assets.
(2) | These assets are included within cash and cash equivalents.
(3) | These assets are included within short-term investments and long-term investments.
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  | (in thousands) |
Assets: |  |  |  |
Investments held in supplemental retirement plan (1) |  | $ | 2,200 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,200 |
Money market funds (2) |  |  | 354,428 |  |  |  | — |  |  |  | — |  |  |  | 354,428 |
Commercial paper (2) |  |  | — |  |  |  | 29,983 |  |  |  | — |  |  |  | 29,983 |
Corporate bonds (2) |  |  | — |  |  |  | 29,658 |  |  |  | — |  |  |  | 29,658 |
Municipal debt securities (2) |  |  | — |  |  |  | 320,581 |  |  |  | — |  |  |  | 320,581 |
U.S. agency securities (2) |  |  | 107,898 |  |  |  | — |  |  |  | — |  |  |  | 107,898 |
U.S. government bonds (2) |  |  | 39,979 |  |  |  | — |  |  |  | — |  |  |  | 39,979 |
Total |  | $ | 504,505 |  |  | $ | 380,222 |  |  | $ | — |  |  | $ | 884,727 |
(1) | These assets are included within prepaid expenses and other current assets and other non-current assets.
(2) | These assets are included within cash and cash equivalents, short term investments, and long term investments.
Schedule Of Financial Liabilities Carried At Fair Value |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  | (in thousands) |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments held in supplemental retirement plan (1) |  | $ | 1,891 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,891 |
Total |  | $ | 1,891 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,891 |
(1) | These liabilities are included within accrued compensation and benefits and other noncurrent liabilities.
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  | (in thousands) |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments held in supplemental retirement plan (1) |  | $ | 2,200 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,200 |
Total |  | $ | 2,200 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,200 |
(1) | These liabilities are included within accrued compensation and benefits and other noncurrent liabilities.

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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class 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 -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19190-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 6 -Footnote 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class 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). Where the quoted price in an active market for the identical liability is not available, the Level 1 input is the quoted price of an identical liability when traded as an asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19190-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 6 -Footnote 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19207-110258 + Details
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