Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Detail)

v2.4.0.8
Stockholders' Equity - Additional Information (Detail) (USD $)
 0 Months Ended 10 Months Ended 12 Months Ended
Nov. 05, 2013
Oct. 31, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Mar. 31, 2013
Stockholders Equity [Line Items]            
Preferred stock, shares issued     0 0    
Preferred stock, Shares outstanding     0 0    
Common stock, shares issued     36,600,897 0    
Common stock, shares outstanding     36,600,897 0    
Preferred stock, voting rights   The Series A Preferred stockholders did not have voting rights.        
Preferred stock dividends declared and paid   $ 37,681,000 $ 37,681,000 $ 30,756,000 $ 16,526,000  
Proceeds from IPO 42,300,000          
IPO related expenses 4,300,000          
Preferred stock, par value     $ 0.0001 $ 0.0000    
Common stock share, par value   $ 1.00 $ 0.0001 $ 0.0000    
Preferred stock, share outstanding authorized     25,000,000 0    
SARs frozen liability amount     19,970,000     20,000,000
Notes payable to former stockholders     12,355,000      
Interest expense related to notes payable to former stockholders     318,000      
Deferred tax assets in connection with IPO     26,572,000      
Effective tax rate used for deferred taxes assets, net computation     40.00%      
Other comprehensive income     0 0 0  
MMREIS [Member]
            
Stockholders Equity [Line Items]            
Common stock, shares issued   234,489   234,489    
Common stock, shares outstanding   234,489   234,489    
Common stock dividends declared and paid     0 0 0  
IPO [Member]
            
Stockholders Equity [Line Items]            
IPO completion date     November 5, 2013      
Common stock sold and issued under IPO 6,900,000          
Common stock sold and issued under IPO, price per share $ 12.00          
IPO MMI [Member]
            
Stockholders Equity [Line Items]            
Common stock sold and issued under IPO 4,173,413          
IPO Underwriters [Member]
            
Stockholders Equity [Line Items]            
Common stock sold and issued under IPO 900,000          
Underwriting discounts and commissions 3,500,000          
IPO Selling Stockholder [Member]
            
Stockholders Equity [Line Items]            
Common stock sold and issued under IPO 2,726,587          
Notes Payable APIC [Member]
            
Stockholders Equity [Line Items]            
Notes payable to former stockholders     $ 12,230,000      
Fully Vested Unrestricted Stock Issued in IPO [Member]
            
Stockholders Equity [Line Items]            
Common stock sold and issued under IPO     39,583      
Restricted Stock Issued in IPO [Member]
            
Stockholders Equity [Line Items]            
Common stock sold and issued under IPO     30,000      
Series A redeemable preferred stock [Member]
            
Stockholders Equity [Line Items]            
Preferred stock, shares issued     0 1,000    
Preferred stock, Shares outstanding     0 1,000    
Preferred stock liquidation preference per share   $ 10   $ 10    
Preferred stock, redemption value per share   $ 10 $ 0.00 $ 10.00    
Preferred stock, dividend per share   $ 10   $ 10    
Exchange of common stock   1,000   1,000    
Preferred stock, par value   $ 10.00 $ 0.00 $ 10.00    
Preferred stock, share outstanding authorized     0 1,000    
MMREIS Common Stock [Member]
            
Stockholders Equity [Line Items]            
Exchange of common stock   234,489   234,489    
MMREIS Common Stock [Member] | MMREIS Managing Directors [Member]
            
Stockholders Equity [Line Items]            
Exchange of common stock   28,749        
Marcus And Millichap Common Stock [Member]
            
Stockholders Equity [Line Items]            
Exchange of common stock   32,357,901        
Exchange of Stock for Stock [Member] | MMC [Member]
            
Stockholders Equity [Line Items]            
Common stock share, par value   $ 0.0001