Cover - USD ($)	12 Months Ended
Cover - USD ($)	Dec. 31, 2020	Mar. 12, 2021	Jun. 30, 2020
Cover [Abstract]
Document Type	10-K/A
Amendment Flag	true
Amendment Description	This Amendment to the Annual Report on Form 10-K (the “Amendment”) of Intec Pharma Ltd (the “Company”) amends the Company’s Annual Report on Form 10-K for the year ended December 31, 2020, which was filed with the Securities and Exchange Commission on March 16, 2021 (the “Original Report”). The sole purpose of this Amendment is to refile Exhibit 23.1 that was originally filed with the Original Report to correct an incorrect date. This Amendment speaks as of the original filing date, does not reflect events occurring after the filing of the Original Report and does not modify or update those disclosures that may be affected by subsequent events, and no other changes are being made to any other disclosure contained in the Original Report. This Amendment is an exhibit-only filing, and except for the changes to Exhibit 23.1 described above, this Amendment does not otherwise update any exhibits as originally filed or previously amended. In addition, as required by Rule 12b-15 under the Securities Exchange Act of 1934, as amended (the “Exchange Act”), new certifications by the Company’s principal executive officer and principal financial officer are filed herewith as exhibits to this Amendment pursuant to Rule 13a-14(a) of the Exchange Act.
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2020
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2020
Current Fiscal Year End Date	--12-31
Entity File Number	001-37521
Entity Registrant Name	INTEC PHARMA LTD.
Entity Central Index Key	0001638381
Entity Tax Identification Number	00-0000000
Entity Incorporation, State or Country Code	L3
Entity Address, Address Line One	12 Hartom Street
Entity Address, Address Line Two	Har Hotzvim
Entity Address, City or Town	Jerusalem
Entity Address, Country	IL
Entity Address, Postal Zip Code	9777512
City Area Code	+972-2
Local Phone Number	586-4657
Title of 12(b) Security	Ordinary Shares, no par value
Trading Symbol	NTEC
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			$ 19,549,537
Entity Common Stock, Shares Outstanding		4,502,578

Intec Pharma Ltd. 10-K/A