Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)
12 Months Ended
Jun. 30, 2018
Oct. 15, 2018
Dec. 31, 2017
Document Information [Line Items]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Jun. 30, 2018    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY    
Entity Registrant Name Rezolute, Inc.    
Entity Central Index Key 0001509261    
Current Fiscal Year End Date --06-30    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers Yes    
Entity Current Reporting Status Yes    
Entity Filer Category Non-accelerated Filer    
Entity Public Float     $ 47,194,889
Trading Symbol RZLT    
Entity Common Stock, Shares Outstanding   62,166,309  
Entity Shell Company false    
Entity Emerging Growth Company false    
Entity Ex Transition Period false    
Entity Small Business true