Segment Information - Summary of Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - CAD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Net revenue	$ 117,863	$ 131,374	$ 227,978	$ 267,583
Gross margin	3,821	(71,140)	2,429	(43,902)
Selling, general and administrative expenses	125,842	125,756	229,255	238,330
Share-based compensation	9,858	15,953	15,297	29,079
Asset impairment and restructuring costs	43,968	2,510	1,771,953	91,759
Operating loss	(175,847)	(215,359)	(2,014,076)	(403,070)
Loss from equity method investments				(100)
Other income (expense), net	(47,844)	195,821	(293,422)	776,487
(Loss) income before income taxes	(223,691)	(19,538)	(2,307,498)	373,317
Canada Cannabis
Segment Reporting Information [Line Items]
Net revenue	52,304	71,672	104,719	145,201
Gross margin	(7,652)	(91,980)	(20,185)	(84,804)
Rest-of-world Cannabis
Segment Reporting Information [Line Items]
Net revenue	10,552	23,653	24,333	43,063
Gross margin	(1,332)	10,978	(1,492)	19,585
Storz & Bickel
Segment Reporting Information [Line Items]
Net revenue	13,494	14,511	29,137	38,581
Gross margin	6,002	5,351	11,623	16,451
BioSteel
Segment Reporting Information [Line Items]
Net revenue	29,922	7,512	47,810	14,173
Gross margin	4,432	(404)	6,865	(3,713)
This Works
Segment Reporting Information [Line Items]
Net revenue	6,868	9,027	12,388	15,578
Gross margin	2,303	3,558	4,950	6,954
Other
Segment Reporting Information [Line Items]
Net revenue	4,723	4,999	9,591	10,987
Gross margin	$ 68	$ 1,357	$ 668	$ 1,625