Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.19.3
Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Nov. 11, 2019
Document Information [Line Items]    
Document Type 10-Q  
Document Period End Date Sep. 30, 2019  
Entity Registrant Name MUSTANG BIO, INC.  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period true  
Entity Shell Company false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Entity Central Index Key 0001680048  
Amendment Flag false  
Trading Symbol MBIO  
Class A Common Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   845,385
Common Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   39,718,127