Document and Entity Information - shares	6 Months Ended
	Feb. 29, 2020	Apr. 05, 2020
Document and Entity Information [Abstract]
Entity Registrant Name	ORAMED PHARMACEUTICALS INC.
Entity Central Index Key	0001176309
Amendment Flag	false
Current Fiscal Year End Date	--08-31
Document Type	10-Q
Document Period End Date	Feb. 29, 2020
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2020
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Common Stock, Shares Outstanding		23,093,978
Entity File Number	000-50298
Entity Interactive Data Current	Yes
Entity Incorporation State Country Code	DE