Document and Entity Information - USD ($)	12 Months Ended
	Jun. 30, 2021	Sep. 24, 2021	Dec. 31, 2020
Document And Entity Information
Entity Registrant Name	PALATIN TECHNOLOGIES INC
Entity Central Index Key	0000911216
Document Type	10-K
Document Period End Date	Jun. 30, 2021
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Non-accelerated Filer
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Shell Company	false
Entity Public Float			$ 156,423,329
Entity Common Stock, Shares Outstanding		231,258,137
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2021
Entity Interactive Data Current	Yes
Entity Incorporation State Country Code	DE
Entity File Number	001-15543