XML 22 R54.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Senior, Senior Subordinated, Convertible Senior Notes (Details Textual) (USD $) | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Mar. 31, 2013 | Apr. 30, 2012 | Nov. 30, 2013 | Dec. 31, 2010
Debt Instrument [Line Items] |  |  |  |  |  |  |
Percentage of wholly owned subsidiary | 100.00%mth_PercentageOfWhollyOwnedSubsidiaries |  |  |  |  |  |
Loss on early extinguishment of debt | $ 0 us-gaap_GainsLossesOnExtinguishmentOfDebt | $ 3,796,000 us-gaap_GainsLossesOnExtinguishmentOfDebt | $ 5,772,000 us-gaap_GainsLossesOnExtinguishmentOfDebt |  |  |  |
7.731% senior subordinated notes due 2017 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, stated rate | 7.731%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorSubordinatedNotesDueTwoThousandSeventeenMember | 7.731%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorSubordinatedNotesDueTwoThousandSeventeenMember |  |  |  |  |
Debt Instrument Maturity Year | 2017 |  |  |  |  |  |
Aggregate principal amount repurchased |  |  |  | 99,800,000 us-gaap_DebtInstrumentRepurchasedFaceAmount / us-gaap_LongtermDebtTypeAxis = mth_SeniorSubordinatedNotesDueTwoThousandSeventeenMember | 26,100,000 us-gaap_DebtInstrumentRepurchasedFaceAmount / us-gaap_LongtermDebtTypeAxis = mth_SeniorSubordinatedNotesDueTwoThousandSeventeenMember |  |
4.50% senior notes due 2018 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, stated rate | 4.50%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandEighteenMemberDomain | 4.50%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandEighteenMemberDomain |  |  |  |  |
Debt Instrument Maturity Year | 2018 | 2018 |  |  |  |  |
Aggregate principal amount of offering | 175,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandEighteenMemberDomain |  |  |  |  |  |
7.00% senior notes due 2022 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, stated rate | 7.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyTwoMember | 7.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyTwoMember |  |  |  |  |
Debt Instrument Maturity Year | 2022 | 2022 |  |  |  |  |
Aggregate principal amount of offering |  |  |  |  | 300,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyTwoMember |  |
6.25% senior notes due 2015 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, stated rate | 6.25%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandFifteenMember |  |  |  |  |  |
Debt Instrument Maturity Year | 2015 |  |  |  |  |  |
Aggregate principal amount repurchased |  |  |  |  | 285,000,000 us-gaap_DebtInstrumentRepurchasedFaceAmount / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandFifteenMember |  |
7.15% senior notes due 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, stated rate | 7.15%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember | 7.15%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember |  |  |  |  |
Debt Instrument Maturity Year | 2020 | 2020 |  |  |  |  |
Debt Instrument, Unamortized Premium | 2,986,000 us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember | 3,555,000 us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember |  |  |  |  |
Aggregate principal amount of offering | 200,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember |  |  |  |  |  |
Add-on to existing 7.15% senior notes |  |  |  |  |  | 100,000,000 mth_Addontoexisting7.15seniornotes / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember |
Percent of debt instrument par value issued |  |  |  |  |  | 106.699%mth_Percentofdebtinstrumentparvalueissued / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember | 97.567%mth_Percentofdebtinstrumentparvalueissued / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember
Debt Instrument, Interest Rate, Effective Percentage |  |  |  |  |  | 5.875%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember | 7.50%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_LongtermDebtTypeAxis = mth_SeniorNotesDueTwoThousandTwentyMember
1.875% convertible senior notes due 2032 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, stated rate | 1.875%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_ConvertibleSeniorNotesDueTwoThousandThirtyTwoMemberMember | 1.875%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_LongtermDebtTypeAxis = mth_ConvertibleSeniorNotesDueTwoThousandThirtyTwoMemberMember |  |  |  |  |
Debt Instrument Maturity Year | 2032 | 2032 |  |  |  |  |
Aggregate principal amount of offering | 126,500,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_LongtermDebtTypeAxis = mth_ConvertibleSeniorNotesDueTwoThousandThirtyTwoMemberMember |  |  |  |  |  |
Debt instrument, convertible, conversion ratio | 17.1985 us-gaap_DebtInstrumentConvertibleConversionRatio1 / us-gaap_LongtermDebtTypeAxis = mth_ConvertibleSeniorNotesDueTwoThousandThirtyTwoMemberMember |  |  |  |  |  |
Debt Instrument Convertible Conversion Ratio Basis Principal Amount | $ 1,000 mth_DebtInstrumentConvertibleConversionRatioBasisPrincipalAmount / us-gaap_LongtermDebtTypeAxis = mth_ConvertibleSeniorNotesDueTwoThousandThirtyTwoMemberMember |  |  |  |  |  |
Debt instrument, convertible, conversion price | $ 58.14 us-gaap_DebtInstrumentConvertibleConversionPrice1 / us-gaap_LongtermDebtTypeAxis = mth_ConvertibleSeniorNotesDueTwoThousandThirtyTwoMemberMember |  |  |  |  |  |
Conversion premium | 47.50%mth_ConversionPremium / us-gaap_LongtermDebtTypeAxis = mth_ConvertibleSeniorNotesDueTwoThousandThirtyTwoMemberMember |  |  |  |  |  |

X
- Definition Aggregate principal added on to existing 7.15% senior notes + References No definition available. + Details
Name: | mth_Addontoexisting7.15seniornotes
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Initial conversion premium of the convertible notes based on the closing price of the common stock on the transaction closing date. + References No definition available. + Details
Name: | mth_ConversionPremium
Namespace Prefix: | mth_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt instrument, convertible, principal amount used in conversion rate calculation + References No definition available. + Details
Name: | mth_DebtInstrumentConvertibleConversionRatioBasisPrincipalAmount
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Debt Instrument Maturity Year + References No definition available. + Details
Name: | mth_DebtInstrumentMaturityYear
Namespace Prefix: | mth_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of wholly owned subsidiaries. + References No definition available. + Details
Name: | mth_PercentageOfWhollyOwnedSubsidiaries
Namespace Prefix: | mth_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percent of debt instrument par value issued + References No definition available. + Details
Name: | mth_Percentofdebtinstrumentparvalueissued
Namespace Prefix: | mth_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
Name: | us-gaap_DebtInstrumentConvertibleConversionPrice1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(5)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Conversion Rate -URI http://asc.fasb.org/extlink&oid=6509012 + Details
Name: | us-gaap_DebtInstrumentConvertibleConversionRatio1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 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=34725769&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of the original debt instrument that was repurchased. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentRepurchasedFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of debt premium that was originally recognized at the issuance of the instrument that has yet to be amortized. + 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=6451184&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=34725769&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentUnamortizedPremium
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12317-112629 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12355-112629 + Details
Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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

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

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

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

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