Annual report pursuant to Section 13 and 15(d)

Description of Business (Details)

v3.22.0.1
Description of Business (Details) - segment
12 Months Ended
Dec. 31, 2021
Aug. 18, 2017
Business Combinations    
Number of reportable segments 1  
DoubleVerify Inc.    
Business Combinations    
Ownership percentage acquired   100.00%