Document and Entity Information - USD ($)	12 Months Ended
	Oct. 31, 2020	Feb. 11, 2021	Apr. 30, 2020
Document And Entity Information
Entity Registrant Name	Kaival Brands Innovations Group, Inc.
Entity Central Index Key	0001762239
Document Type	10-K
Document Period End Date	Oct. 31, 2020
Amendment Flag	false
Current Fiscal Year End Date	--10-31
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Shell Company?	false
Is Entity Emerging Growth Company?	true
Elected Not To Use the Extended Transition Period	false
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Public Float			$ 4,272,786
Entity Common Stock, Shares Outstanding		279,171,677
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2020
Interactive Data Current	Yes
Incorporation State	DE
File Number	000-56016