v3.25.1
Document and Entity Information
Jun. 05, 2025
Document And Entity Information [Line Items]  
Amendment Flag false
Entity Central Index Key 0001544227
Document Type 8-K
Document Period End Date Jun. 05, 2025
Entity Registrant Name TEMPEST THERAPEUTICS, INC.
Entity Incorporation State Country Code DE
Entity File Number 001-35890
Entity Tax Identification Number 45-1472564
Entity Address, Address Line One 2000 Sierra Point Parkway
Entity Address, Address Line Two Suite 400
Entity Address, City or Town Brisbane
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94005
City Area Code (415)
Local Phone Number 798-8589
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock, par value $0.001 per share
Trading Symbol TPST
Security Exchange Name NASDAQ
Series A Preferred Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Series A Junior Participating Preferred Purchase Rights
Security Exchange Name NASDAQ