v3.26.3
Cover
Sep. 15, 2026
May 04, 2026
Cover [Abstract]    
Document Type 8-K  
Document Period End Date Sep. 09, 2026  
Registrant Name INDIVIOR PHARMACEUTICALS, INC.  
Entity Incorporation, State or Country Code   DE
Entity File Number   001-37835
Entity Tax Identification Number   41-2520873
Entity Address, Address Line One   10710 Midlothian Turnpike, Suite 125
Entity Address, City or Town   North Chesterfield
Entity Address, State or Province   VA
Entity Address, Postal Zip Code   23235
City Area Code   804
Local Phone Number   379-1090
Written Communications   false
Soliciting Material   false
Pre-commencement Tender Offer   false
Pre-commencement Issuer Tender Offer   false
Title of 12(b) Security   Common stock, $0.001 par value per share
Trading Symbol   INDV
Security Exchange Name   NASDAQ
Entity Emerging Growth Company   false
Central Index Key 0001625297  
Amendment Flag false