v3.22.2.2
Cover - shares
 9 Months Ended
Sep. 30, 2022
Oct. 28, 2022
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2022  
Document Transition Report false  
Entity File Number 001-36911  
Entity Registrant Name ETSY, INC  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 20-4898921  
Entity Address, Address Line One 117 Adams Street  
Entity Address, City or Town Brooklyn,  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 11201  
City Area Code 718  
Local Phone Number 880-3660  
Title of 12(b) Security Common Stock  
Trading Symbol ETSY  
Security Exchange Name NASDAQ  
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 Common Stock, Shares Outstanding   125,688,316
Entity Central Index Key 0001370637  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2022  
Document Fiscal Period Focus Q3  
Amendment Flag false