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Commitments and Contingencies Commitments and Contingencies (Details) $ in Thousands | Jun. 30, 2023 USD ($)
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Commitments and Contingencies [Abstract] |
Letters of credit and completion bonds | $ 391,000
Performance bonds outstanding | 301,700
Performance letters of credit outstanding | 71,500
Financial letters of credit | 9,700
Financial letters of credit representing deposits on land and lot purchase agreements | 9,200
Financial Bonds | 4,800
Corporate Notes | 3,300
Unrecorded conditional purchase obligation | $ 848,300

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- Definition Commitments and Contingencies [Abstract] + References No definition available. + Details
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- Definition Corporate Notes + References No definition available. + Details
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Balance Type: | credit
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- Definition Financial Bonds + References No definition available. + Details
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Namespace Prefix: | mho_
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Balance Type: | credit
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- Definition Financial Letters of Credit + References No definition available. + Details
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- Definition Amount of letters of credit and bonds outstanding as of the reporting date. + References No definition available. + Details
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Balance Type: | credit
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- Definition Outstanding letters of credit in lieu of cash deposits under certain land option contracts. + References No definition available. + Details
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- Definition Outstanding performance and surety bonds related to site improvements + References No definition available. + Details
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- Definition Performance letters of credit outstanding + References No definition available. + Details
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Namespace Prefix: | mho_
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Period Type: | instant

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- Definition Carrying amount of an option or options to acquire real property. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant