v3.26.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2026
May 08, 2026
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2026  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Trading Symbol SLDB  
Entity Registrant Name Solid Biosciences Inc.  
Entity Current Reporting Status Yes  
Entity Central Index Key 0001707502  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Entity Shell Company false  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   98,449,606
Entity File Number 001-38360  
Entity Tax Identification Number 90-0943402  
Entity Address, Address Line One 500 Rutherford Avenue, Third Floor  
Entity Address, City or Town Charlestown  
Entity Address, State or Province MA  
Entity Address, Postal Zip Code 02129  
City Area Code 617  
Local Phone Number 337-4680  
Entity Interactive Data Current Yes  
Title of 12(b) Security Common Stock, $0.001 par value per share  
Security Exchange Name NASDAQ  
Entity Incorporation, State or Country Code DE  
Document Quarterly Report true  
Document Transition Report false