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v2.4.1.9

Acquisitions and Goodwill (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Goodwill | $ 32,962 us-gaap_Goodwill | $ 10,247 us-gaap_Goodwill | $ 0 us-gaap_Goodwill
Goodwill, Acquired During Period | 22,715 us-gaap_GoodwillAcquiredDuringPeriod | 10,247 us-gaap_GoodwillAcquiredDuringPeriod |
West [Member] |  |  |
Goodwill | 0 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_WestMember | 0 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_WestMember | 0 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_WestMember
Goodwill, Acquired During Period | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementGeographicalAxis = mth_WestMember | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementGeographicalAxis = mth_WestMember |
Central [Member] |  |  |
Goodwill | 0 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_CentralMember | 0 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_CentralMember | 0 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_CentralMember
Goodwill, Acquired During Period | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementGeographicalAxis = mth_CentralMember | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementGeographicalAxis = mth_CentralMember |
East [Member] |  |  |
Goodwill | 32,962 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_EastMember | 10,247 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_EastMember | 0 us-gaap_Goodwill / us-gaap_StatementGeographicalAxis = mth_EastMember
Financial Services [Member] |  |  |
Goodwill | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mth_FinancialServicesMember | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mth_FinancialServicesMember | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = mth_FinancialServicesMember
Goodwill, Acquired During Period | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = mth_FinancialServicesMember | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = mth_FinancialServicesMember |
Corporate, Non-Segment [Member] |  |  |
Goodwill | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateNonSegmentMember | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateNonSegmentMember | 0 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateNonSegmentMember
Goodwill, Acquired During Period | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateNonSegmentMember | 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateNonSegmentMember |
Nashville Acquisition [Member] | East [Member] |  |  |
Goodwill, Acquired During Period |  | 10,247 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_BusinessAcquisitionAxis = mth_NashvilleAcquisitionMember / us-gaap_StatementGeographicalAxis = mth_EastMember |
Legendary Communities Acquisition [Member] | East [Member] |  |  |
Goodwill, Acquired During Period | $ 22,715 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_BusinessAcquisitionAxis = mth_LegendaryCommunitiesAcquisitionMember / us-gaap_StatementGeographicalAxis = mth_EastMember |  |

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