Annual report pursuant to Section 13 and 15(d)

Cover

v3.20.4
Cover - USD ($)
 12 Months Ended
Dec. 31, 2020
Mar. 08, 2021
Jun. 30, 2020
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2020    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2020    
Current Fiscal Year End Date --12-31    
Entity File Number 001-37348    
Entity Registrant Name Corbus Pharmaceuticals Holdings, Inc.    
Entity Central Index Key 0001595097    
Entity Tax Identification Number 46-4348039    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 500 River Ridge Drive    
Entity Address, City or Town Norwood    
Entity Address, State or Province MA    
Entity Address, Postal Zip Code 02062    
City Area Code (617)    
Local Phone Number 963-0100    
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol CRBP    
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     $ 664,542,879
Entity Common Stock, Shares Outstanding   124,936,542  
ICFR Auditor Attestation Flag false