Name:	mho_LoanRepurchaseGuaranteeLiability
Namespace Prefix:	mho_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

The total of all loans indemnified to third party insurers relating to certain repurchase agreements.

No definition available.

Name:	mho_TotalLoansIndemnified
Namespace Prefix:	mho_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

Total of loans covered by the guarantees discussed for which inquiries were made by the purchasers of the loans.

No definition available.

Name:	mho_TotalOfGuaranteedLoansInquiredAbout
Namespace Prefix:	mho_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

The total amount of loans covered by guarantees that said loans could potentially be repurchased in the case certain conditions occur.

No definition available.

Name:	mho_TotalOfLoansCoveredByGuarantees
Namespace Prefix:	mho_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

Name:	us-gaap_GuaranteeObligationsCurrentCarryingValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.