XML 70 R54.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Fair Value Measurements Notional Amount of Financial Instruments (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Notional Disclosures [Abstract] |  |
Best efforts contracts and related committed IRLCs | $ 5,823 | $ 2,182
Uncommitted IRLCs | 76,117 | 50,746
FMBSs related to uncommitted IRLCs | 83,000 | 53,000
Best efforts contracts and related mortgage loans held for sale | 14,285 | 80,956
FMBSs related to mortgage loans held for sale | 150,000 | 91,000
Mortgage loans held for sale covered by FMBSs | $ 149,980 | $ 90,781

X
- Definition Best Effort Contracts and Related Mortgage Loans Held for Sale + References No definition available. + Details
Name: | mho_BestEffortContractsAndRelatedMortgageLoansHeldForSale
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Forward Sales of Mortgage-Backed Securities Related to Mortgage Loans Held for Sale + References No definition available. + Details
Name: | mho_ForwardSalesOfMortgageBackedSecuritiesRelatedToMortgageLoansHeldForSale
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Forward Sales of Mortgage-Backed Securities related to Uncommitted Interest Rate Lock Commitments + References No definition available. + Details
Name: | mho_ForwardSalesOfMortgageBackedSecuritiesRelatedToUncommittedInterestRateLockCommitments
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Mortgage Loans Held for Sale Covered by Forward Sales of Mortgage-Backed Securities + References No definition available. + Details
Name: | mho_MortgageLoansHeldForSaleCoveredByForwardSalesOfMortgageBackedSecurities
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Notional Amount of Best Effort Contracts and Related Committed Interest Rate Lock Commitments + References No definition available. + Details
Name: | mho_NotionalAmountOfBestEffortContractsAndRelatedCommittedInterestRateLockCommitments
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Notional Amount of Uncommitted Interest Rate Lock Commitments + References No definition available. + Details
Name: | mho_NotionalAmountOfUncommittedInterestRateLockCommitments
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_NotionalAmountOfDerivativesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration