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Taxes (Reconciliation Of Beginning And Ending Amount Of Unrecognized Tax Benefits) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Jan. 31, 2015
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Feb. 01, 2014
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Feb. 02, 2013
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| Balance, beginning of period | $ 189us-gaap_UnrecognizedTaxBenefits | $ 170us-gaap_UnrecognizedTaxBenefits | $ 179us-gaap_UnrecognizedTaxBenefits |
| Additions based on tax positions related to the current year | 33us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions | 37us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions | 18us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions |
| Additions for tax positions of prior years | 0us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions | 0us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions | 18us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions |
| Reductions for tax positions of prior years | (15)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions | (1)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions | (19)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions |
| Settlements | (23)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities | (1)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities | (9)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities |
| Statute expirations | (12)us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations | (16)us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations | (17)us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations |
| Balance, end of period | 172us-gaap_UnrecognizedTaxBenefits | 189us-gaap_UnrecognizedTaxBenefits | 170us-gaap_UnrecognizedTaxBenefits |
| Current income taxes | 11us-gaap_LiabilityForUncertainTaxPositionsCurrent | 31us-gaap_LiabilityForUncertainTaxPositionsCurrent | 20us-gaap_LiabilityForUncertainTaxPositionsCurrent |
| Unrecognized tax benefits | 172us-gaap_UnrecognizedTaxBenefits | 189us-gaap_UnrecognizedTaxBenefits | 170us-gaap_UnrecognizedTaxBenefits |
| Long term deferred income taxes [Member] | |||
| Long-term uncertian tax positions |
6us-gaap_LiabilityForUncertainTaxPositionsNoncurrent / us-gaap_BalanceSheetLocationAxis = m_LongTermDeferredIncomeTaxesMember |
11us-gaap_LiabilityForUncertainTaxPositionsNoncurrent / us-gaap_BalanceSheetLocationAxis = m_LongTermDeferredIncomeTaxesMember |
23us-gaap_LiabilityForUncertainTaxPositionsNoncurrent / us-gaap_BalanceSheetLocationAxis = m_LongTermDeferredIncomeTaxesMember |
| Other Liabilities [Member] | |||
| Long-term uncertian tax positions |
$ 155us-gaap_LiabilityForUncertainTaxPositionsNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherLiabilitiesMember |
$ 147us-gaap_LiabilityForUncertainTaxPositionsNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherLiabilitiesMember |
$ 127us-gaap_LiabilityForUncertainTaxPositionsNoncurrent / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherLiabilitiesMember |
| X | ||||||||||
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- Definition
The current portion of the amount recognized for uncertain tax positions as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The noncurrent portion of the amount recognized for uncertain tax positions as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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- Details
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