Financing (Schedule of Company Debt) (Details) (USD $)
In Millions, unless otherwise specified |
Jan. 31, 2015
|
Feb. 01, 2014
|
---|---|---|
Debt Instrument, Unamortized Discount | $ (18)us-gaap_DebtInstrumentUnamortizedDiscount | $ (14)us-gaap_DebtInstrumentUnamortizedDiscount |
7.5% Senior Debentures Due 2015 [Member] | ||
Debt instrument, principal outstanding |
69us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = m_SevenPointFivePercentSeniorDebenturesDueTwoThousandFifteenMember |
0us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = m_SevenPointFivePercentSeniorDebenturesDueTwoThousandFifteenMember |
5.75% Senior Notes Due 2014 [Member] | ||
Debt instrument, principal outstanding |
0us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = m_FivePointSevenFivePercentSeniorNotesDueTwoThousandFourteenMember |
453us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = m_FivePointSevenFivePercentSeniorNotesDueTwoThousandFourteenMember |
Capital Lease and Current Portion of Other Long-Term Obligations | ||
Debt instrument, principal outstanding |
7us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = m_CapitalLeaseAndCurrentPortionOfOtherLongTermObligationsMember |
10us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = m_CapitalLeaseAndCurrentPortionOfOtherLongTermObligationsMember |
Short-term Debt [Member] | ||
Debt instrument, principal outstanding |
76us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ShortTermDebtMember |
463us-gaap_DebtInstrumentCarryingAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ShortTermDebtMember |
2.875% Senior notes due 2023 [Member] | ||
Debt instrument, principal outstanding |
750us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_A2875SeniorNotesDue2023Member |
750us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_A2875SeniorNotesDue2023Member |
5.90% Senior Notes Due 2016 [Member] | ||
Debt instrument, principal outstanding |
577us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_FivePointNinePercentSeniorNotesDueTwoThousandSixteenMember |
577us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_FivePointNinePercentSeniorNotesDueTwoThousandSixteenMember |
3.875% Senior notes due 2022 [Member] | ||
Debt instrument, principal outstanding |
550us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_ThreePointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyTwoMember |
550us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_ThreePointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyTwoMember |
4.5% senior notes due 2034[Member] | ||
Debt instrument, principal outstanding |
550us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_FourpointfivepercentseniornotesduetwothousandthirtyfourMemberMemberMemberMember |
0us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_FourpointfivepercentseniornotesduetwothousandthirtyfourMemberMemberMemberMember |
3.625% senior notes due 2024[Member] [Member] [Member] | ||
Debt instrument, principal outstanding |
500us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_ThreepointsixtwofivepercentseniornotesduetwothousandtwentyfourMemberMemberMember |
0us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_ThreepointsixtwofivepercentseniornotesduetwothousandtwentyfourMemberMemberMember |
6.375% Senior Notes Due 2037 [Member] | ||
Debt instrument, principal outstanding |
500us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointThreeSevenFivePercentSeniorNotesDueTwoThousandThirtySevenMember |
500us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointThreeSevenFivePercentSeniorNotesDueTwoThousandThirtySevenMember |
7.875% Senior Notes Due 2015 [Member] | ||
Debt instrument, principal outstanding |
0us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointEightSevenFivePercentSeniorNotesDueTwoThousandFifteenMember |
407us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointEightSevenFivePercentSeniorNotesDueTwoThousandFifteenMember |
4.375% Senior notes due 2023 [Member] | ||
Debt instrument, principal outstanding |
400us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_A4.375Seniornotesdue2023Member |
400us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_A4.375Seniornotesdue2023Member |
6.9% Senior Debentures Due 2029 [Member] | ||
Debt instrument, principal outstanding |
400us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointNinePercentSeniorDebenturesDueTwoThousandNineteenMember |
400us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointNinePercentSeniorDebenturesDueTwoThousandNineteenMember |
6.7% Senior Debentures Due 2034 [Member] | ||
Debt instrument, principal outstanding |
400us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSevenPercentSeniorDebenturesDueTwoThousandThirtyFourMember |
400us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSevenPercentSeniorDebenturesDueTwoThousandThirtyFourMember |
7.45% Senior Debentures Due 2017 [Member] | ||
Debt instrument, principal outstanding |
300us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenpointfourfivepercentseniordebenturesduetwothousandseventeenMember |
300us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenpointfourfivepercentseniordebenturesduetwothousandseventeenMember |
6.65% Senior Debentures Due 2024 [Member] | ||
Debt instrument, principal outstanding |
300us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSixFivePercentSeniorDebenturesDueTwoThousandFourteenMember |
300us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSixFivePercentSeniorDebenturesDueTwoThousandFourteenMember |
7.0% Senior Debentures Due 2028 [Member] | ||
Debt instrument, principal outstanding |
300us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPercentSeniorDebenturesDueTwoThousandTwentyEightMember |
300us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPercentSeniorDebenturesDueTwoThousandTwentyEightMember |
6.9% Senior Debentures Due 2032 [Member] | ||
Debt instrument, principal outstanding |
250us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointNinePercentSeniorDebenturesDueTwoThousandThirtyTwoMember |
250us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointNinePercentSeniorDebenturesDueTwoThousandThirtyTwoMember |
5.125% Senior debentures due 2042 [Member] | ||
Debt instrument, principal outstanding |
250us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_FivePointOneTwoFivePercentSeniorDebenturesDueTwoThousandFortyTwoMember |
250us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_FivePointOneTwoFivePercentSeniorDebenturesDueTwoThousandFortyTwoMember |
4.3% Senior notes due 2043 [Member] | ||
Debt instrument, principal outstanding |
250us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_A43SeniorNotesDue2043Member |
250us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_A43SeniorNotesDue2043Member |
6.7% Senior Debentures Due 2028 [Member] | ||
Debt instrument, principal outstanding |
200us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSevenPercentSeniorDebenturesDueTwoThousandTwentyEightMember |
200us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSevenPercentSeniorDebenturesDueTwoThousandTwentyEightMember |
6.79% Senior Debentures Due 2027 [Member] | ||
Debt instrument, principal outstanding |
165us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSevenNinePercentSeniorDebenturesDueTwoThousandTwentySevenMember |
165us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SixPointSevenNinePercentSeniorDebenturesDueTwoThousandTwentySevenMember |
7.875% Senior Debentures Due 2036 [Member] | ||
Debt instrument, principal outstanding |
108us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointEightSevenFivePercentSeniorDebenturesDueTwoThousandThirtySixMember |
108us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointEightSevenFivePercentSeniorDebenturesDueTwoThousandThirtySixMember |
8.125% Senior Debentures Due 2035 [Member] | ||
Debt instrument, principal outstanding |
76us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_EightPointOneTwoFivePercentSeniorDebenturesDueTwoThousandThirtyFiveMember |
76us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_EightPointOneTwoFivePercentSeniorDebenturesDueTwoThousandThirtyFiveMember |
7.5% Senior Debentures Due 2015 [Member] | ||
Debt instrument, principal outstanding |
0us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointFivePercentSeniorDebenturesDueTwoThousandFifteenMember |
69us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointFivePercentSeniorDebenturesDueTwoThousandFifteenMember |
8.75% Senior Debentures Due 2029 [Member] | ||
Debt instrument, principal outstanding |
61us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_EightPointSevenFivePercentSeniorDebenturesDueTwoThousandTwentyNineMember |
61us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_EightPointSevenFivePercentSeniorDebenturesDueTwoThousandTwentyNineMember |
7.45% Senior Debentures Due 2016 [Member] | ||
Debt instrument, principal outstanding |
59us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointFourFivePercentSeniorDebenturesDueTwoThousandSixteenMember |
59us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointFourFivePercentSeniorDebenturesDueTwoThousandSixteenMember |
8.5% Senior Debentures Due 2019 [Member] | ||
Debt instrument, principal outstanding |
36us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_EightPointFivePercentSeniorDebenturesDueTwoThousandNineteenMember |
36us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_EightPointFivePercentSeniorDebenturesDueTwoThousandNineteenMember |
10.25% Senior Debentures Due 2021 [Member] | ||
Debt instrument, principal outstanding |
33us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_TenPointTwoFivePercentSeniorDebenturesDueTwoThousandTwentyOneMember |
33us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_TenPointTwoFivePercentSeniorDebenturesDueTwoThousandTwentyOneMember |
9.5% Amortizing Debentures Due 2021 [Member] | ||
Debt instrument, principal outstanding |
21us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_NinePointFivePercentAmortizingDebenturesDueTwoThousandTwentyOneMember |
25us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_NinePointFivePercentAmortizingDebenturesDueTwoThousandTwentyOneMember |
7.6% Senior Debentures Due 2025 [Member] | ||
Debt instrument, principal outstanding |
24us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointSixPercentSeniorDebenturesDueTwoThousandTwentyFiveMember |
24us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointSixPercentSeniorDebenturesDueTwoThousandTwentyFiveMember |
9.75% Amortizing Debentures Due 2021 [Member] | ||
Debt instrument, principal outstanding |
12us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_NinePointSevenFivePercentAmortizingDebenturesDueTwoThousandTwentyOneMember |
14us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_NinePointSevenFivePercentAmortizingDebenturesDueTwoThousandTwentyOneMember |
7.875% Senior Debentures Due 2030 [Member] | ||
Debt instrument, principal outstanding |
18us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointEightSevenFivePercentSeniorDebenturesDueTwoThousandThirtyMember |
18us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_SevenPointEightSevenFivePercentSeniorDebenturesDueTwoThousandThirtyMember |
Premium on acquired debt | ||
Debt instrument, principal outstanding |
164us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_PremiumOnAcquiredDebtUsingEffectiveInterestYieldOfFourPointEightFiveFourPercentToSixPointOneSixFivePercentMember |
176us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_PremiumOnAcquiredDebtUsingEffectiveInterestYieldOfFourPointEightFiveFourPercentToSixPointOneSixFivePercentMember |
Capital Lease and Other Long-Term Obligations [Member] | ||
Debt instrument, principal outstanding |
29us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_CapitalLeaseAndOtherLongTermObligationsMember |
30us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_CapitalLeaseAndOtherLongTermObligationsMember |
Total Of Long Term Debt [Member] | ||
Debt instrument, principal outstanding |
$ 7,265us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_TotalOfLongTermDebtMember |
$ 6,714us-gaap_DebtInstrumentCarryingAmount / us-gaap_LongtermDebtTypeAxis = m_TotalOfLongTermDebtMember |
X | ||||||||||
- Definition
Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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