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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Millions, unless otherwise specified
6 Months Ended
Mar. 05, 2015
Feb. 27, 2014
Cash flows from operating activities    
Net income $ 1,937us-gaap_ProfitLoss $ 1,122us-gaap_ProfitLoss
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation expense and amortization of intangible assets 1,284mu_DepreciationandAmortizationofIntangibleAssets 1,008mu_DepreciationandAmortizationofIntangibleAssets
Amortization of debt discount and other costs 71us-gaap_AmortizationOfFinancingCostsAndDiscounts 94us-gaap_AmortizationOfFinancingCostsAndDiscounts
Stock-based compensation 84us-gaap_ShareBasedCompensation 49us-gaap_ShareBasedCompensation
Loss on restructure of debt 30us-gaap_GainsLossesOnExtinguishmentOfDebt 166us-gaap_GainsLossesOnExtinguishmentOfDebt
Equity in net income of equity method investees (332)us-gaap_IncomeLossFromEquityMethodInvestments (220)us-gaap_IncomeLossFromEquityMethodInvestments
Change in operating assets and liabilities:    
Receivables 153us-gaap_IncreaseDecreaseInReceivables (458)us-gaap_IncreaseDecreaseInReceivables
Inventories 78us-gaap_IncreaseDecreaseInInventories 188us-gaap_IncreaseDecreaseInInventories
Accounts payable and accrued expenses (488)us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities 642us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
Other noncurrent liabilities (12)us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities 183us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities
Deferred income taxes, net 159us-gaap_IncreaseDecreaseInDeferredIncomeTaxes 127us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
Other (121)us-gaap_OtherOperatingActivitiesCashFlowStatement (4)us-gaap_OtherOperatingActivitiesCashFlowStatement
Net cash provided by operating activities 2,843us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations 2,897us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
Cash flows from investing activities    
Purchases of available-for-sale securities (2,222)us-gaap_PaymentsToAcquireAvailableForSaleSecurities (359)us-gaap_PaymentsToAcquireAvailableForSaleSecurities
Expenditures for property, plant and equipment (1,522)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (1,234)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Payments to settle hedging activities (88)mu_PaymentsForDerivativeAndHedgeInvestingActivities (24)mu_PaymentsForDerivativeAndHedgeInvestingActivities
Proceeds from sales and maturities of available-for-sale securities 631us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities 320us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities
Decrease in restricted cash 5us-gaap_IncreaseDecreaseInRestrictedCash 556us-gaap_IncreaseDecreaseInRestrictedCash
Other (6)us-gaap_PaymentsForProceedsFromOtherInvestingActivities 88us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Net cash provided by (used for) investing activities (3,202)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (653)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Cash flows from financing activities    
Repayments of debt (1,149)us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities (1,987)us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities
Cash paid to acquire treasury stock (244)us-gaap_PaymentsForRepurchaseOfCommonStock (73)us-gaap_PaymentsForRepurchaseOfCommonStock
Proceeds from issuance of debt 1,000us-gaap_ProceedsFromIssuanceOfLongTermDebt 1,062us-gaap_ProceedsFromIssuanceOfLongTermDebt
Proceeds from sale-leaseback transactions 254us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities 14us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities
Proceeds from issuance of stock under equity plans 50us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions 224us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
Other (55)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities (44)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
Net cash provided by (used for) financing activities (144)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations (804)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Effect of changes in currency exchange rates on cash and equivalents (100)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations (15)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations
Net increase (decrease) in cash and equivalents (603)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 1,425us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and equivalents at beginning of period 4,150us-gaap_CashAndCashEquivalentsAtCarryingValue 2,880us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and equivalents at end of period 3,547us-gaap_CashAndCashEquivalentsAtCarryingValue 4,305us-gaap_CashAndCashEquivalentsAtCarryingValue
Noncash investing and financing activities    
Exchange of convertible notes 0mu_DebtExchangeConvertibleDebtFaceAmount 756mu_DebtExchangeConvertibleDebtFaceAmount
Acquisition of noncontrolling interest $ 0mu_NoncashTransactionValueOfConsiderationGivenToAcquireMinorityInterest $ 127mu_NoncashTransactionValueOfConsiderationGivenToAcquireMinorityInterest