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Fair Value Measurements (Tables) | 3 Months Ended
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Dec. 26, 2021
Fair Value Measurements [Abstract] |
Fair value hierarchy for assets and liabilities measured at fair value on a recurring basis | The following table presents our fair value hierarchy for assets and liabilities measured at fair value on a recurring basis at December 26, 2021 (in millions):
| Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets |  |  |  |  |  |  |
Cash equivalents | $ | 3,452 |  |  | $ | 1,376 |  |  | $ | — |  |  | $ | 4,828 |
Marketable securities: |  |  |  |  |  |  |
Corporate bonds and notes | — |  |  | 3,856 |  |  | — |  |  | 3,856 |
Equity securities | 700 |  |  | — |  |  | — |  |  | 700 |
Mortgage- and asset-backed securities | — |  |  | 137 |  |  | — |  |  | 137 |
U.S. Treasury securities and government-related securities | — |  |  | 10 |  |  | — |  |  | 10 |
Total marketable securities | 700 |  |  | 4,003 |  |  | — |  |  | 4,703 |
Derivative instruments | — |  |  | 46 |  |  | — |  |  | 46 |
Other investments | 751 |  |  | — |  |  | 50 |  |  | 801 |
Total assets measured at fair value | $ | 4,903 |  |  | $ | 5,425 |  |  | $ | 50 |  |  | $ | 10,378 |
Liabilities |  |  |  |  |  |  |
Derivative instruments | $ | — |  |  | $ | 117 |  |  | $ | — |  |  | $ | 117 |
Other liabilities | 751 |  |  | — |  |  | — |  |  | 751 |
Total liabilities measured at fair value | $ | 751 |  |  | $ | 117 |  |  | $ | — |  |  | $ | 868 |

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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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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