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Fair Value Measurements (Tables) | 9 Months Ended
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Jun. 28, 2026
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 June 28, 2026 (in millions):
| Level 1 |  | Level 2 |  |  |  | Total
Assets |  |  |  |  |  |  |
Cash equivalents | $ | 1,529 |  |  | $ | 299 |  |  |  |  | $ | 1,828 |
Marketable securities: |  |  |  |  |  |  |
Corporate bonds and notes | — |  |  | 2,249 |  |  |  |  | 2,249 |
Mortgage- and asset-backed securities | — |  |  | 557 |  |  |  |  | 557 |
U.S. Treasury securities and government-related securities | 32 |  |  | 7 |  |  |  |  | 39 |
Equity securities (1) | 926 |  |  | — |  |  |  |  | 926 |
Total marketable securities | 958 |  |  | 2,813 |  |  |  |  | 3,771 |
Derivative instruments | — |  |  | 54 |  |  |  |  | 54 |
Other investments (2) | 1,293 |  |  | — |  |  |  |  | 1,293 |
Total assets measured at fair value | $ | 3,780 |  |  | $ | 3,166 |  |  |  |  | $ | 6,946 |
Liabilities |  |  |  |  |  |  |
Derivative instruments | $ | — |  |  | $ | 251 |  |  |  |  | $ | 251 |
Other liabilities (2) | 1,289 |  |  | — |  |  |  |  | 1,289 |
Total liabilities measured at fair value | $ | 1,289 |  |  | $ | 251 |  |  |  |  | $ | 1,540 |
(1) Primarily consists of equity securities in certain QSI investees that have completed initial public offerings, which remain subject to short-term lock-up restrictions on the ability to sell. (2) Other investments and other liabilities included in Level 1 are comprised of our deferred compensation plan assets and liabilities.
Investments Classified by Contractual Maturity Date | The contractual maturities of available-for-sale debt securities were as follows (in millions):
| June 28, 2026
Years to maturity |
Less than one year | $ | 616 |
One to five years | 1,670 |
Five to ten years | 2 |
No single maturity date | 557 |
Total | $ | 2,845 |

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- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5B + Details
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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/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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