XML 82 R73.htm IDEA: XBRL DOCUMENT v3.20.2
Subsequent Event - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
 1 Months Ended 9 Months Ended
Oct. 31, 2020
Sep. 30, 2020
Subsequent Event [Line Items]    
Cancellation of common stock options   119
Subsequent Event    
Subsequent Event [Line Items]    
Received cash consideration at closing $ 2.3  
Disposal of assets, description The Company received cash consideration at closing of approximately $2.3 million and the sale also includes (i) contingent consideration based on the achievement of certain revenue and thresholds from the Call Marketplace, Local Leads Platform and the purchaser’s total business; (ii) certain contingent sale transaction consideration; (iii) shares of Class B common stock in the purchaser equal to the issuance of a 10% equity interest; and (iv) the cancellation of Company stock options for 1.5 million shares currently held by two officers of the Company who are involved in the transaction  
Percentage of issuance of equity interest 10.00%  
Cancellation of common stock options 1,500,000  
Treasury stock acquired, shares 5,000,000  
Treasury stock acquired, shares $ 10.8  
Subsequent Event | Class B    
Subsequent Event [Line Items]    
Treasury stock acquired, shares 10,000,000  
Treasury stock repurchased, per share $ 2.15