Marketable Securities (Details) - USD ($) $ in Millions |
Sep. 25, 2022 |
Sep. 26, 2021 |
|---|---|---|
| Marketable Securities [Line Items] | ||
| Available-for-sale Securities, Current | $ 3,445 | $ 4,616 |
| Marketable Securities, Current | 3,609 | 5,298 |
| Less than one year | 994 | |
| One to five years | 2,352 | |
| No single maturity date | 99 | |
| Debt Securities, Available-for-sale | 3,445 | |
| Corporate bonds and notes | ||
| Marketable Securities [Line Items] | ||
| Available-for-sale Securities, Current | 3,330 | 4,459 |
| Mortgage- and asset-backed and auction rate securities | ||
| Marketable Securities [Line Items] | ||
| Available-for-sale Securities, Current | 99 | 147 |
| US Treasury securities and government-related securities | ||
| Marketable Securities [Line Items] | ||
| Available-for-sale Securities, Current | 16 | 10 |
| Equity securities | ||
| Marketable Securities [Line Items] | ||
| Marketable Securities, Current | $ 164 | $ 682 |
| X | ||||||||||
- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. No definition available.
|
| X | ||||||||||
- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of investment in marketable security, classified as current. No definition available.
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|