v3.25.1
Document And Entity Information
May 13, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Entity Registrant Name ALCOA CORPORATION
Entity Central Index Key 0001675149
Entity Emerging Growth Company false
Entity File Number 1-37816
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 81-1789115
Entity Address, Address Line One 201 Isabella Street, Suite 500
Entity Address, City or Town Pittsburgh
Entity Address, State or Province PA
Entity Address, Postal Zip Code 15212-5858
City Area Code (412)
Local Phone Number 315-2900
Entity Information, Former Legal or Registered Name Not applicable
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.01 per share
Trading Symbol AA
Security Exchange Name NYSE