Document And Entity Information	12 Months Ended
	Dec. 31, 2015 USD ($) shares
Entity Registrant Name	CEN BIOTECH INC
Entity Central Index Key	0001653821
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Common Stock, Shares Outstanding (in shares) | shares	7,000,000
Entity Public Float | $	$ 0
Document Type	10-K
Document Period End Date	Dec. 31, 2015
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	FY
Amendment Flag	false