Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v3.21.1
Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2020
Mar. 05, 2021
Jun. 30, 2020
Cover [Abstract]      
Entity Registrant Name Monopar Therapeutics    
Entity Central Index Key 0001645469    
Document Type 10-K    
Document Period End Date Dec. 31, 2020    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Is Entity a Well-known Seasoned Issuer? No    
Is Entity a Voluntary Filer? No    
Is Entity's Reporting Status Current? No    
Entity Filer Category Non-accelerated Filer    
Entity Emerging Growth Company true    
Entity Ex Transition Period true    
Entity Small Business true    
Entity Shell Company false    
Entity Public Float     $ 17,438,356
Entity Common Stock, Shares Outstanding   12,566,929  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2020    
Entity Interactive Data Current Yes    
Entity Incorporation State Country Code DE    
Entity File Number 001-39070