XML 12 R1.htm IDEA: XBRL DOCUMENT v3.24.3
Cover - shares
9 Months Ended
Sep. 30, 2024
Oct. 25, 2024
Document Information    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2024  
Document Transition Report false  
Entity File Number 001-36666  
Entity Registrant Name Wayfair Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 36-4791999  
Entity Address, Address Line One 4 Copley Place  
Entity Address, City or Town Boston,  
Entity Address, State or Province MA  
Entity Address, Postal Zip Code 02116  
City Area Code 617  
Local Phone Number 532-6100  
Title of 12(b) Security Class A Common Stock, $0.001 par value  
Trading Symbol W  
Security Exchange Name NYSE  
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  
Entity Shell Company false  
Entity Central Index Key 0001616707  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2024  
Document Fiscal Period Focus Q3  
Class A common stock    
Document Information    
Entity Common Stock, Shares Outstanding   99,627,299
Class B common stock    
Document Information    
Entity Common Stock, Shares Outstanding   25,691,295