XML 111 R80.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Debt - Debt Activity (Details) - USD ($) shares in Millions, $ in Millions |  | 12 Months Ended
--- | --- | ---
Nov. 01, 2021 | Sep. 01, 2022 | Sep. 02, 2021 | Sep. 03, 2020
Extinguishment of Debt [Line Items] |  |  |  |
Increase (Decrease) Principal |  | $ 150 |  |
Increase (Decrease) in Carrying Value |  | 141 |  | $ (3,900)
Gain (loss) on debt prepayments, repurchases, and conversions |  | (83) | $ (1) | 40
Increase (Decrease) in Cash From Certain Debt Activities, Net |  | 58 |  |
Extinguishment of Debt, Amount |  |  |  | (3,770)
(Decrease) in Cash - Prepayments and Conversions |  |  |  | $ (3,920)
Convertible Debt | 2032D Notes |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stock issued for convertible notes (shares) |  |  | 11.1 |
(Decrease) in Cash - Prepayments and Conversions |  |  | $ (185) |
Corporate Bonds | 2023 Notes |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Increase (Decrease) in Carrying Value |  | (1,247) |  |
Gain (loss) on debt prepayments, repurchases, and conversions |  | (34) |  |
Extinguishment of Debt, Amount |  | (1,250) |  |
(Decrease) in Cash - Prepayments and Conversions |  | (1,281) |  |
Corporate Bonds | 2024 Notes |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Increase (Decrease) in Carrying Value |  | (598) |  |
Gain (loss) on debt prepayments, repurchases, and conversions |  | (49) |  |
Extinguishment of Debt, Amount |  | (600) |  |
(Decrease) in Cash - Prepayments and Conversions |  | (647) |  |
Corporate Bonds |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Increase (Decrease) Principal | $ 2,000 |  |  |
Corporate Bonds | Unsecured Senior Corporate Green Bond Due 2032 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Increase in Cash - Issuances |  | 994 |  |
Increase (Decrease) Principal |  | 1,000 |  |
Increase (Decrease) in Carrying Value |  | 994 |  |
Corporate Bonds | 2041 Notes |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Increase in Cash - Issuances |  | 496 |  |
Increase (Decrease) Principal |  | 500 |  |
Increase (Decrease) in Carrying Value |  | 496 |  |
Corporate Bonds | 2051 Notes |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Increase in Cash - Issuances |  | 496 |  |
Increase (Decrease) Principal |  | 500 |  |
Increase (Decrease) in Carrying Value |  | $ 496 |  |

X
- Definition The net increase (decrease) in principal amount of debt for the period. + References No definition available. + Details
Name: | mu_DebtInstrumentNetIncreaseDecreasePrincipal
Namespace Prefix: | mu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The net increase (decrease) in cash from debt issuances and unscheduled debt repayments during the period. + References No definition available. + Details
Name: | mu_IncreaseDecreaseinCashFromCertainDebtActivitiesNet
Namespace Prefix: | mu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Net increase or decrease in the carrying amount of the debt instrument for the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
Name: | us-gaap_DebtInstrumentIncreaseDecreaseForPeriodNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Gross amount of debt extinguished. + References No definition available. + Details
Name: | us-gaap_ExtinguishmentOfDebtAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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. + References No definition available. + Details
Name: | us-gaap_ExtinguishmentOfDebtLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromDebtNetOfIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of shares issued during the period as a result of the conversion of convertible securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-30) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1E -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ExtinguishmentOfDebtAxis=us-gaap_ConvertibleDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mu_ConvertibleSeniorNotesDue2032DMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ExtinguishmentOfDebtAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mu_UnsecuredSeniorCorporateDebtDue2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mu_UnsecuredSeniorCorporateDebtdue2024_2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mu_UnsecuredSeniorCorporateGreenBondDue2032Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mu_UnsecuredSeniorCorporateDebtDue2041Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mu_UnsecuredSeniorCorporateDebtDue2051Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |