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Income Taxes - Additional Information (Detail)
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3 Months Ended | |
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Mar. 31, 2015
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Mar. 31, 2014
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| Income Taxes [Line Items] | ||
| Effective income tax rate | 41.40%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 41.50%us-gaap_EffectiveIncomeTaxRateContinuingOperations |
| Estimated 2015 annual effective tax rate [Member] | ||
| Income Taxes [Line Items] | ||
| Effective income tax rate |
40.70%us-gaap_EffectiveIncomeTaxRateContinuingOperations / us-gaap_TypeOfArrangementAxis = mmi_ForecastedTwoThousandAndFifteenTaxRateMember |
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- Details
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- Definition
Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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