XML 39 R75.htm IDEA: XBRL DOCUMENT v2.4.1.9

Operating and Reporting Segments Operating and Reporting Segments (Details 2) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Land closing revenue	$ 27,252,000us-gaap_LandSales	$ 31,270,000us-gaap_LandSales	$ 9,314,000us-gaap_LandSales
West [Member]
Segment Reporting Information [Line Items]
Land closing revenue	11,155,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_WestMember	11,616,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_WestMember	6,488,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_WestMember
Central [Member]
Segment Reporting Information [Line Items]
Land closing revenue	8,603,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_CentralMember	16,184,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_CentralMember	2,036,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_CentralMember
East [Member]
Segment Reporting Information [Line Items]
Land closing revenue	$ 7,494,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_EastMember	$ 3,470,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_EastMember	$ 790,000us-gaap_LandSales / us-gaap_StatementGeographicalAxis = mth_EastMember

X

- Definition

Revenue from the sale of land in the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1(e))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_LandSales
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementGeographicalAxis=mth_CentralMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=mth_EastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=mth_WestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: