Annual report pursuant to Section 13 and 15(d)

Earnings Per Share - Computation of Basic and Diluted Earnings Per Share Subsequent to IPO (Detail)

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Earnings Per Share - Computation of Basic and Diluted Earnings Per Share Subsequent to IPO (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
2 Months Ended 3 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2013
Dec. 31, 2013
Numerator:      
Net income attributable to Marcus & Millichap Inc. subsequent to IPO on October 31, 2013 $ 9,251 $ 9,251 $ 9,251
Denominator:      
Weighted average common shares outstanding     38,787 [1]
Effect of dilutive securities:      
Add: RSUs and RSAs     28
Dilutive potential common shares     38,815 [1]
Basic earnings per common share   $ 0.24 $ 0.24 [1]
Diluted earnings per common share   $ 0.24 $ 0.24 [1]
[1] Earnings per share information has not been presented for periods prior to the IPO on October 31, 2013.