XML 58 R32.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Valuation Adjustments and Write-offs Valuation Adjustments and Write-offs (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Valuation Adjustments and Write offs [Abstract] |
Valuation Adjustments and Write-Offs [Table Text Block] | A summary of the Company’s valuation adjustments and write-offs for the years ended December 31, 2012, 2011 and 2010 is as follows:
| Year Ended December 31,
(In thousands) | 2012 |  | 2011 |  | 2010
Impairment of operating communities: |  |  |  |  |
Midwest | $ | 285 |  |  | $ | 5,493 |  |  | $ | 828 |
Southern | — |  |  | 2,608 |  |  | 621 |
Mid-Atlantic | — |  |  | 1,833 |  |  | 3,121 |
Total impairment of operating communities (a) | $ | 285 |  |  | $ | 9,934 |  |  | $ | 4,570 |
Impairment of future communities: |  |  |  |  |
Midwest | $ | 2,732 |  |  | $ | 6,985 |  |  | $ | 2,837 |
Southern | — |  |  | 3,455 |  |  | 3,134 |
Mid-Atlantic | — |  |  | — |  |  | 1,290 |
Total impairment of future communities (a) | $ | 2,732 |  |  | $ | 10,440 |  |  | $ | 7,261 |
Impairment of land held for sale: |  |  |  |  |
Midwest | $ | 95 |  |  | $ | — |  |  | $ | — |
Southern | — |  |  | 590 |  |  | 587 |
Mid-Atlantic | — |  |  | — |  |  | 88 |
Total impairment of land held for sale (a) | $ | 95 |  |  | $ | 590 |  |  | $ | 675 |
Option deposits and pre-acquisition costs write-offs: |  |  |  |  |
Midwest | $ | 36 |  |  | $ | 441 |  |  | $ | 198 |
Southern | 110 |  |  | 89 |  |  | 160 |
Mid-Atlantic | 110 |  |  | 444 |  |  | 262 |
Total option deposits and pre-acquisition costs write-offs (b) | $ | 256 |  |  | $ | 974 |  |  | $ | 620 |
Impairment of investments in Unconsolidated LLCs: |  |  |  |  |
Midwest | $ | 390 |  |  | $ | 979 |  |  | — |
Southern | — |  |  | 50 |  |  | 32 |
Mid-Atlantic | — |  |  | — |  |  | — |
Total impairment of investments in Unconsolidated LLCs (a) | $ | 390 |  |  | $ | 1,029 |  |  | $ | 32 |
Total impairments and write-offs of option deposits and pre-acquisition costs | $ | 3,758 |  |  | $ | 22,967 |  |  | $ | 13,158 |
(a) | Amounts are recorded within Impairment of inventory and investment in Unconsolidated LLCs in the Company's Consolidated Statements of Operations.
(b) | Amounts are recorded within General and administrative expenses in the Company's Consolidated Statements of Operations.

X
- Details
Name: | mho_ValuationAdjustmentsAndWriteOffsAbstract
Namespace Prefix: | mho_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Inventory impairments and land option contract abandonments. + References No definition available. + Details
Name: | mho_ValuationAdjustmentsAndWriteOffsTableTextBlock
Namespace Prefix: | mho_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration