v3.25.0.1
Cover Page - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2024
Jan. 31, 2025
Jun. 28, 2024
Entity Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Current Fiscal Year End Date --12-31    
Document Period End Date Dec. 31, 2024    
Document Transition Report false    
Entity File Number 001-38017    
Entity Registrant Name SNAP INC    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 45-5452795    
Entity Address, Address Line One 3000 31st Street    
Entity Address, City or Town Santa Monica    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 90405    
City Area Code (310)    
Local Phone Number 399-3339    
Title of 12(b) Security Class A Common Stock, par value $0.00001 per share    
Trading Symbol SNAP    
Security Exchange Name NYSE    
Entity 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    
Document Financial Statement Error Correction false    
Entity Shell Company false    
Entity Public Float     $ 21.5
Amendment Flag false    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001564408    
Class A      
Entity Information [Line Items]      
Entity Common Stock Shares Outstanding   1,442,210,767  
Class B      
Entity Information [Line Items]      
Entity Common Stock Shares Outstanding   22,523,290  
Class C      
Entity Information [Line Items]      
Entity Common Stock Shares Outstanding   231,626,943