XML 62 R46.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Debt MIF Warehousing Agreement (Details) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2018 USD ($) | Dec. 31, 2017 USD ($)
Debt Instrument [Line Items] |  |
Maximum Borrowing Availability under all Credit Lines | $ 160,000 | $ 200,000
Notes payable bank - financial service operations | $ 93,163 | $ 168,195
Warehousing Agreement - First Amendment to Second Amended and Restated [Member] |  |
Debt Instrument [Line Items] |  |
LIBOR basis points | 237.5 |
Warehousing Agreement - Second Amendment to Second Amended and Restated [Member] |  |
Debt Instrument [Line Items] |  |
M/I Financial Maximum Borrowing Capacity | $ 125,000 |
M/I Financial Temporary Increase Maximum Borrowing Capacity | $ 160,000 |
LIBOR basis points | 200.0 |
Debt Instrument, Basis Spread on Variable Rate | 2.75% |
Repurchase Agreement - Amendment No. 4 [Member] |  |
Debt Instrument [Line Items] |  |
M/I Financial Maximum Borrowing Capacity | $ 35,000 |
M/I Financial Temporary Increase Maximum Borrowing Capacity | $ 50,000 |
Minimum [Member] | Repurchase Agreement - Amendment No. 4 [Member] |  |
Debt Instrument [Line Items] |  |
LIBOR basis points | 250 |
Maximum [Member] | Repurchase Agreement - Amendment No. 4 [Member] |  |
Debt Instrument [Line Items] |  |
LIBOR basis points | 275 |

X
- Definition LIBOR basis points + References No definition available. + Details
Name: | mho_LIBORbasispoints
Namespace Prefix: | mho_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition M/I Financial Maximum Borrowing Capacity + References No definition available. + Details
Name: | mho_MIFinancialMaximumBorrowingCapacity
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition M/I Financial Temporary Increase Maximum Borrowing Capacity + References No definition available. + Details
Name: | mho_MIFinancialTemporaryIncreaseMaximumBorrowingCapacity
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum Borrowing Availability under all Credit Lines + References No definition available. + Details
Name: | mho_MaximumBorrowingAvailabilityUnderAllCreditLines
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying value as of the balance sheet date of the outstanding short-term borrowings under a revolving line of credit used by mortgage bankers to finance the origination or purchase of loans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_WarehouseAgreementBorrowings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditFacilityAxis=mho_WarehousingAgreementFirstAmendmenttoSecondAmendedandRestatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=mho_WarehousingAgreementSecondAmendmenttoSecondAmendedandRestatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=mho_RepurchaseAgreementAmendmentNo.4Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |