XML 102 R85.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Debt - MMJ Creditor Payments (Details) ¥ in Millions, $ in Millions | Aug. 31, 2017 USD ($) payment | Aug. 31, 2017 JPY (¥) payment | Sep. 01, 2016 USD ($) | [1]
--- | --- | --- | --- | ---
Elpida Sponsor Agreement [Abstract] |  |  |  |
Debt | $ | $ 11,134 | [1] |  | $ 9,910
Reorganization obligation |  |  |  |
Elpida Sponsor Agreement [Abstract] |  |  |  |
Debt | $ | $ 631 | [1] |  | $ 869
Reorganization obligation | Micron Memory Japan, Inc. |  |  |  |
Troubled Debt Restructuring, Debtor, Subsequent Periods [Line Items] |  |  |  |
Total MMJ Creditor Payments | ¥ |  |  | ¥ 200,000 |
Number of periodic MMJ creditor installment payments | 7 |  | 7 |
Elpida Sponsor Agreement [Abstract] |  |  |  |
Less unamortized discount | $ (64) |  | ¥ (7,075) |
Debt | 631 |  | 69,516 |
Reorganization obligation | Micron Memory Japan, Inc. | Scenario, Plan |  |  |  |
Elpida Sponsor Agreement [Abstract] |  |  |  |
2018 | 160 |  | 17,675 |
2019 | 246 |  | 27,154 |
2020 | 289 |  | 31,762 |
Estimated Remaining Reorganization Payments to Third Party Creditors | $ 695 |  | ¥ 76,591 |
Reorganization obligation | Micron Memory Japan, Inc. | Secured Creditors |  |  |  |
Troubled Debt Restructuring, Debtor, Subsequent Periods [Line Items] |  |  |  |
Number of periodic MMJ creditor installment payments | 6 |  | 6 |
Recovery Rate of Reorganization Plan Creditors | 100.00% |  | 100.00% |
Reorganization obligation | Micron Memory Japan, Inc. | Unsecured Creditor |  |  |  |
Troubled Debt Restructuring, Debtor, Subsequent Periods [Line Items] |  |  |  |
Number of periodic MMJ creditor installment payments | 7 |  | 7 |
Reorganization obligation | Micron Memory Japan, Inc. | Unsecured Creditor | Minimum |  |  |  |
Troubled Debt Restructuring, Debtor, Subsequent Periods [Line Items] |  |  |  |
Recovery Rate of Reorganization Plan Creditors | 17.40% |  | 17.40% |
Reorganization obligation | Micron Akita, Inc. | Unsecured Creditor |  |  |  |
Troubled Debt Restructuring, Debtor, Subsequent Periods [Line Items] |  |  |  |
Number of periodic MMJ creditor installment payments | 7 |  | 7 |
[1] | Net carrying amount is the principal amount less unamortized debt discount and issuance costs. In addition, the net carrying amount for our 2033E Notes for 2017 included $31 million of derivative debt liabilities recognized as a result of our election to settle entirely in cash converted notes with an aggregate principal amount of $16 million.

X
- Definition debt instruments number of periodic payments + References No definition available. + Details
Name: | mu_DebtInstrumentsNumberOfPeriodicPayments
Namespace Prefix: | mu_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Recovery Rate of Reorganization Plan Creditors. + References No definition available. + Details
Name: | mu_RecoveryRateofReorganizationPlanCreditors
Namespace Prefix: | mu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total estimated cash reorganization payment to third party creditors remaining as of the balance sheet date. + References No definition available. + Details
Name: | mu_ReorganizationPaymenttoThirdPartyCreditorsTotalCashPaymentsRemaining
Namespace Prefix: | mu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of estimated reorganization payment to third party creditors in year one following the date of the latest balance sheet presented in the financial statements. + References No definition available. + Details
Name: | mu_ReorganizationPaymenttoThirdPartyCreditorsinYearOne
Namespace Prefix: | mu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of estimated reorganization payment to third party creditors in year three following the date of the latest balance sheet presented in the financial statements. + References No definition available. + Details
Name: | mu_ReorganizationPaymenttoThirdPartyCreditorsinYearThree
Namespace Prefix: | mu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of estimated reorganization payment to third party creditors in year two following the date of the latest balance sheet presented in the financial statements. + References No definition available. + Details
Name: | mu_ReorganizationPaymenttoThirdPartyCreditorsinYearTwo
Namespace Prefix: | mu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reorganization Plan Payments, Total Cash Payments to the secured and unsecured creditors through installment payments beginning after the acquisition. + References No definition available. + Details
Name: | mu_ReorganizationPlanPaymentsTotalCashPayments
Namespace Prefix: | mu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_DebtAndCapitalLeaseObligations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after accumulated amortization, of debt discount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28541-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentUnamortizedDiscount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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_TroubledDebtRestructuringDebtorSubsequentPeriodsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=mu_ElpidaCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsAxis=mu_SecuredCreditorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TroubledDebtRestructuringDebtorSubsequentPeriodsAxis=mu_UnsecuredCreditorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=mu_AkitaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |