Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

v3.7.0.1
Commitments and Contingencies - Additional Information (Detail)
$ in Thousands
 1 Months Ended 3 Months Ended
Mar. 31, 2017
USD ($)
Mar. 31, 2017
USD ($)
Chad Steelberg and Ryan Steelberg [Member]    
Other Commitments [Line Items]    
Estimated common stock calculated value   $ 125
Chad Steelberg and Ryan Steelberg [Member] | Time-based Stock Option [Member]    
Other Commitments [Line Items]    
Percentage of fully diluted shares outstanding that may be purchased 5.00%  
Vesting period 3 years  
Chad Steelberg and Ryan Steelberg [Member] | Performance- based Stock Option [Member]    
Other Commitments [Line Items]    
Percentage of fully diluted shares outstanding that may be purchased 2.50%  
Vesting period 5 years  
Vesting rights description   The performance-based stock option will vest upon the earlier of (a) the first date on which the market capitalization of the Company's common stock equals or exceeds $400,000 over five consecutive business days, or (b) five years after the IPO.
Vesting rights, market capitalization $ 400,000 $ 400,000
Vesting rights, consecutive trading days 5 days  
Ryan Steelberg [Member]    
Other Commitments [Line Items]    
Annual salary under agreement   $ 350