XML 57 R38.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Summary of Significant Accounting Policies (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Assumption Duration [Line Items] |  |
Number of Operating Segments | 14 |
Cash in Transit | $ 8,400 | $ 7,500
Financial Services Cash | 18,200 | 11,700
Restricted Cash and Cash Equivalents | 2,896 | 6,951
Investment in unconsolidated joint ventures | 36,967 | 27,769
Notes Receivable, Related Parties | 2,500 |
Outstanding Deposits On Land and Lots | 36,433 |
Land purchase deposits | 23,710 | 23,495
Prepaid Land Acquisition Costs | 4,144 |
Outstanding Letters of Credit in Lieu of Cash Deposits under Certain Land Option Contracts | 6,503 |
Short-term Non-bank Loans and Notes Payable | 2,100 |
Consolidated inventory not owned | 6,007 | 779
Obligation for consolidated inventory not owned | 6,007 | 608
Notes receivable | 3,153 | 4,288
Debt Instrument, Unamortized Discount | $ 2,600 | $ 3,100
Number of loans we retain mortgage servicing rights on | 2,818 | 2,517
Servicing Asset at Fair Value, Period Increase (Decrease) | $ 7,500 | $ 6,876
Letters of Credit and Bonds | 144,058 |
Outstanding Performance Bonds | 94,250 |
Performance letters of credit outstanding | 30,129 |
Financial Letters of Credit | 12,374 |
Financial Bonds | $ 7,305 |
Minimum [Member] |  |
Assumption Duration [Line Items] |  |
Discount Rate Used in Determining Fair Value of land/lots | 13.00% |
Interest Rate Notes Receivable | 0.00% | 0.00%
Maximum [Member] |  |
Assumption Duration [Line Items] |  |
Discount Rate Used in Determining Fair Value of land/lots | 16.00% |
Interest Rate Notes Receivable | 2.00% | 12.00%

X
- Definition Assumption Duration [Line Items] + References No definition available. + Details
Name: | mho_AssumptionDurationLineItems
Namespace Prefix: | mho_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amounts in transit from title companies for home closings. + References No definition available. + Details
Name: | mho_CashInTransit
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Consolidation of inventory relating to land and lot option purchases contracts in which the entity is deemed to be the primary beneficiary of the arrangements and a transaction that did not qualify as a sale of inventory under current accounting standards thus the inventory remained on the entity's balance sheet. + References No definition available. + Details
Name: | mho_ConsolidatedInventoryNotOwned
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Discount Rate Used in Determining Fair Value of land/lots + References No definition available. + Details
Name: | mho_DiscountRateUsedInDeterminingFairValueOfLandAndLots
Namespace Prefix: | mho_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Financial Bonds + References No definition available. + Details
Name: | mho_FinancialBonds
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Financial Letters of Credit + References No definition available. + Details
Name: | mho_FinancialLettersOfCredit
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Unrestricted cash related to the activities of the Company's financial services operations. + References No definition available. + Details
Name: | mho_FinancialServicesCash
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Interest Rate Notes Receivable + References No definition available. + Details
Name: | mho_InterestRateNotesReceivable
Namespace Prefix: | mho_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Carrying value of capitalized payments made in advance for inventory that is expected to be received within one year or the normal operating cycle, if longer. + References No definition available. + Details
Name: | mho_LandPurchaseDeposits
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of letters of credit and bonds outstanding as of the reporting date. + References No definition available. + Details
Name: | mho_LettersOfCreditAndBonds
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of loans we retain mortgage servicing rights on + References No definition available. + Details
Name: | mho_NumberOfLoansWeRetainMortgageServicingRightsOn
Namespace Prefix: | mho_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Includes the liabilities related to the remaining exercise price of land and lot option purchases contracts. + References No definition available. + Details
Name: | mho_ObligationForConsolidatedInventoryNotOwned
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Outstanding Deposits On Land and Lots + References No definition available. + Details
Name: | mho_OutstandingDepositsOnLandAndLots
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Outstanding letters of credit in lieu of cash deposits under certain land option contracts. + References No definition available. + Details
Name: | mho_OutstandingLettersOfCreditInLieuOfCashDepositsUnderCertainLandOptionContracts
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Outstanding performance and surety bonds related to site improvements + References No definition available. + Details
Name: | mho_OutstandingPerformanceBonds
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Performance letters of credit outstanding + References No definition available. + Details
Name: | mho_PerformanceLettersOfCreditOutstanding
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Prepaid Land Acquisition Costs + References No definition available. + Details
Name: | mho_PrepaidLandAcquisitionCosts
Namespace Prefix: | mho_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentUnamortizedDiscount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35755396&loc=d3e33749-111570 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_EquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_NotesReceivableNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.3) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Related Parties -URI http://asc.fasb.org/extlink&oid=16382449 + Details
Name: | us-gaap_NotesReceivableRelatedParties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
Name: | us-gaap_NumberOfOperatingSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_RestrictedCashAndCashEquivalents
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The increase (decrease) in the fair value of servicing assets that are subsequently measured at fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56950315&loc=d3e122625-111746 + Details
Name: | us-gaap_ServicingAssetAtFairValuePeriodIncreaseDecrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount at the balance sheet date of borrowings from a creditor other than a bank, not elsewhere specified in the taxonomy, with a maturity within one year (or within one operating cycle if longer) from the date of borrowing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_ShortTermNonBankLoansAndNotesPayable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |