XML 75 R68.htm IDEA: XBRL DOCUMENT v2.4.1.9
Long-Term Debt (Details) (USD $)
Mar. 31, 2015
Feb. 28, 2015
Sep. 30, 2014
Debt Instrument [Line Items]      
Capital lease obligation $ 22,000,000us-gaap_CapitalLeaseObligations   $ 26,000,000us-gaap_CapitalLeaseObligations
Long-term debt and capital lease obligations 950,000,000us-gaap_LongTermDebtAndCapitalLeaseObligations   972,000,000us-gaap_LongTermDebtAndCapitalLeaseObligations
Less: current maturities (5,000,000)us-gaap_DebtCurrent   (7,000,000)us-gaap_DebtCurrent
Long-term debt 945,000,000us-gaap_LongTermDebtNoncurrent   965,000,000us-gaap_LongTermDebtNoncurrent
4.625 percent convertible notes due 2026 | Convertible Notes Payable      
Debt Instrument [Line Items]      
Debt 55,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_FourAndFiveEighthPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 [1]   55,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_FourAndFiveEighthPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 [1]
Interest rate 4.625%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_FourAndFiveEighthPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		   4.625%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_FourAndFiveEighthPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember
4.0 percent convertible notes due 2027 | Convertible Notes Payable      
Debt Instrument [Line Items]      
Debt 147,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_FourPercentConvertibleNotesDue2027Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 [1]   162,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_FourPercentConvertibleNotesDue2027Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 [1]
Interest rate 4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_FourPercentConvertibleNotesDue2027Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_FourPercentConvertibleNotesDue2027Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_FourPercentConvertibleNotesDue2027Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember
7.875 percent convertible notes due 2026 (net of issuance discount of $20 and $21, respectively) | Convertible Notes Payable      
Debt Instrument [Line Items]      
Debt 230,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_SevenAndSevenEighthsPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 [1]   229,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_SevenAndSevenEighthsPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		 [1]
Unamortized discount (20,000,000)us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_DebtInstrumentAxis
= mtor_SevenAndSevenEighthsPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		   (21,000,000)us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_DebtInstrumentAxis
= mtor_SevenAndSevenEighthsPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember
Interest rate 7.875%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_SevenAndSevenEighthsPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember		   7.875%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_SevenAndSevenEighthsPercentConvertibleNotesDue2026Member
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember
6.75 percent notes due 2021      
Debt Instrument [Line Items]      
Debt 275,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndThreeQuartersPercentNotesDue2021MemberMember		 [2]   275,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndThreeQuartersPercentNotesDue2021MemberMember		 [2]
Interest rate 6.75%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndThreeQuartersPercentNotesDue2021MemberMember		   6.75%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndThreeQuartersPercentNotesDue2021MemberMember
6.25 percent notes due 2024      
Debt Instrument [Line Items]      
Debt 225,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndOneQuartersPercentNotesDue2024Member		 [2]   225,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndOneQuartersPercentNotesDue2024Member		 [2]
Interest rate 6.25%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndOneQuartersPercentNotesDue2024Member		   6.25%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= mtor_SixAndOneQuartersPercentNotesDue2024Member
Export financing arrangements      
Debt Instrument [Line Items]      
Debt 22,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_ExportfinancingarrangementsMember		   31,000,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= mtor_ExportfinancingarrangementsMember
Unamortized discount on convertible notes      
Debt Instrument [Line Items]      
Unamortized discount $ (26,000,000)us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_DebtInstrumentAxis
= mtor_UnamortizedDiscountOnConvertibleNotesMember		   $ (31,000,000)us-gaap_DebtInstrumentUnamortizedDiscount
/ us-gaap_DebtInstrumentAxis
= mtor_UnamortizedDiscountOnConvertibleNotesMember
[1] The 4.625 percent, 4.0 percent and 7.875 percent convertible notes contain a put and call feature, which allows for earlier redemption beginning in 2016, 2019 and 2020, respectively.
[2] The 6.75 percent and 6.25 percent notes contain a call option, which allows for early redemption