v3.26.3
Document and Entity Information
Sep. 18, 2026
Document And Entity Information [Line Items]  
Entity Registrant Name ALAUNOS THERAPEUTICS, INC.
Amendment Flag false
Entity Central Index Key 0001107421
Document Type 8-K
Document Period End Date Sep. 18, 2026
Entity Incorporation State Country Code DE
Entity File Number 001-33038
Entity Tax Identification Number 84-1475642
Entity Address Address Line 1 501 E. Las Olas Blvd
Entity Address Address Line 2 Suite 300
Entity Address City Or Town Fort Lauderdale
Entity Address State Or Province FL
Entity Address Postal Zip Code 33301
City Area Code 346
Local Phone Number 355-4099
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock
Trading Symbol TCRT
Security Exchange Name NASDAQ
Entity Emerging Growth Company false