Annual report pursuant to Section 13 and 15(d)


$ in Millions
12 Months Ended
Dec. 31, 2019
Mar. 12, 2020
Jun. 28, 2019
Cover page.      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2019    
Document Transition Report false    
Entity File Number 000-21088    
Entity Registrant Name BRICKELL BIOTECH, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 93-0948554    
Entity Address, Address Line One 5777 Central Avenue, Suite 102,    
Entity Address, City or Town  Boulder,    
Entity Address, State or Province CO    
Entity Address, Postal Zip Code 80301    
City Area Code 720    
Local Phone Number 505-4755    
Title of 12(b) Security Common stock, $0.01 par value per share    
Trading Symbol BBI    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 19.4
Entity Common Stock, Shares Outstanding   9,669,402  
Entity Central Index Key 0000819050    
Document Fiscal Period Focus FY    
Amendment Flag false    
Document Fiscal Year Focus 2019    
Current Fiscal Year End Date --12-31