Document and Entity Information - shares	6 Months Ended
	Sep. 30, 2022	Nov. 08, 2022
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2022
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	Q2
Entity Registrant Name	Canopy Growth Corporation
Entity Central Index Key	0001737927
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Current Fiscal Year End Date	--03-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		485,933,246
Entity Shell Company	false
Entity Small Business	false
Entity Emerging Growth Company	false
Title of 12(b) Security	Common shares, no par value
Trading Symbol	CGC
Security Exchange Name	NASDAQ
Entity File Number	001-38496
Entity Incorporation, State or Country Code	Z4
Entity Tax Identification Number	00-0000000
Entity Address, Address Line One	1 Hershey Drive
Entity Address, City or Town	Smiths Falls
Entity Address, State or Province	ON
Entity Address, Postal Zip Code	K7A 0A8
City Area Code	855
Local Phone Number	558-9333
Document Quarterly Report	true
Document Transition Report	false