v3.22.2.2
Document and Entity Information Document and Entity Information
Oct. 28, 2022
Cover [Abstract]  
Document Type 8-K/A
Document Period End Date Oct. 28, 2022
Entity Registrant Name ALIGN TECHNOLOGY, INC.
Entity Incorporation, State or Country Code DE
Entity File Number 000-32259
Entity Tax Identification Number 94-3267295
Entity Address, Address Line One 410 North Scottsdale Road, Suite 1300
Entity Address, City or Town Tempe
Entity Address, State or Province AZ
Entity Address, Postal Zip Code 85288
City Area Code 602
Local Phone Number 742-2000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock, $0.0001 par value
Trading Symbol ALGN
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Central Index Key 0001097149
Amendment Flag false