XML 30 R1.htm IDEA: XBRL DOCUMENT v3.22.0.1
Cover page - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Feb. 24, 2022
Jun. 30, 2021
Entity Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2021    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-36153    
Entity Registrant Name Criteo S.A.    
Entity Incorporation, State or Country Code I0    
Entity Address, Address Line One 32 Rue Blanche    
Entity Address, Postal Zip Code 75009    
Entity Address, City or Town Paris    
Entity Address, Country FR    
Country Region 33    
City Area Code 40    
Local Phone Number 40 22 90    
Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 2,716
Entity Common Stock, Shares Outstanding (in shares)   60,757,635  
Documents Incorporated by Reference Part III incorporates certain information by reference from the registrant’s proxy statement for the 2022 Annual Meeting of Shareholders. Such proxy statement will be filed no later than 120 days after the close of the registrant’s fiscal year ended December 31, 2021.    
Entity Central Index Key 0001576427    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Amendment Flag false    
American Depositary Shares      
Entity Information [Line Items]      
Title of 12(b) Security American Depositary Shares, each representing one ordinary share, nominal value €0.025 per share    
Trading Symbol CRTO    
Security Exchange Name NASDAQ    
Share capital      
Entity Information [Line Items]      
Title of 12(b) Security Ordinary shares, nominal value €0.025 per share    
No Trading Symbol Flag true    
Security Exchange Name NASDAQ