v3.26.3
Cover - USD ($)
 12 Months Ended
Jun. 30, 2026
Sep. 25, 2026
Dec. 31, 2025
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Jun. 30, 2026    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2026    
Current Fiscal Year End Date --06-30    
Entity File Number 001-15543    
Entity Registrant Name PALATIN TECHNOLOGIES, INC.    
Entity Central Index Key 0000911216    
Entity Tax Identification Number 95-4078884    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 301 Carnegie Center Drive    
Entity Address, Address Line Two Suite 304    
Entity Address, City or Town Princeton    
Entity Address, State or Province NJ    
Entity Address, Postal Zip Code 08540    
City Area Code (609)    
Local Phone Number 495-2200    
Title of 12(b) Security Common Stock, par value $.01 per share    
Trading Symbol PTN    
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     $ 25,695,597
Entity Common Stock, Shares Outstanding   1,780,939  
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Auditor Opinion [Text Block] We have audited the accompanying consolidated balance sheets of Palatin Technologies, Inc. and subsidiary (the Company) as of June 30, 2026 and 2025, the related consolidated statements of operations, stockholders’ equity (deficiency), and cash flows for the fiscal years then ended, and the related notes (collectively, the consolidated financial statements). In our opinion, the consolidated financial statements present fairly, in all material respects, the financial position of the Company as of June 30, 2026 and 2025, and the results of its operations and its cash flows for the fiscal years then ended, in conformity with U.S. generally accepted accounting principles.    
Auditor Name KPMG LLP    
Auditor Location Philadelphia, Pennsylvania    
Auditor Firm ID 185