v3.26.1
DocumentAndEntityInformation
Sep. 08, 2026
Document Information Line Items  
Entity Central Index Key 0002081043
Document Type 8-K
Document Period End Date Sep. 08, 2026
Entity Registrant Name ATAIBECKLEY INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-43037
Entity Tax Identification Number 41-3357923
Entity Address, Address Line One c/o atai Life Sciences US, Inc. c/o Industrious NYC, 250 West 34th Street
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10119
City Area Code 332
Local Phone Number 282-0507
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.01 par value per share
Trading Symbol ATAI
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period false
Amendment Flag false