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Business and Summary of Significant Accounting Policies (Details 1) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | --- | ---
Accrued Liabilities |  |  |
Accruals related to real-estate development and construction activities | $ 29,365 mth_AccrualsRelatedToRealEstateDevelopmentAndConstructionActivities | $ 29,992 mth_AccrualsRelatedToRealEstateDevelopmentAndConstructionActivities |
Payroll and other benefits | 44,107 us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent | 36,232 us-gaap_EmployeeRelatedLiabilitiesCurrentAndNoncurrent |
Accrued taxes | 11,096 us-gaap_TaxesPayableCurrentAndNoncurrent | 22,902 us-gaap_TaxesPayableCurrentAndNoncurrent |
Warranty reserves | 22,080 us-gaap_StandardProductWarrantyAccrual | 21,971 us-gaap_StandardProductWarrantyAccrual | 22,064 us-gaap_StandardProductWarrantyAccrual
Legal reserves | 16,499 us-gaap_LitigationReserve | 16,463 us-gaap_LitigationReserve |
Other accruals | 30,997 us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent | 23,058 us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent |
Total | $ 154,144 us-gaap_AccruedLiabilitiesCurrentAndNoncurrent | $ 150,618 us-gaap_AccruedLiabilitiesCurrentAndNoncurrent |

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