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Share-Based Compensation - Additional Information (Details) - CAD ($) $ / shares in Units, $ in Thousands			3 Months Ended				6 Months Ended
	May 27, 2021	Sep. 21, 2020	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021	Jun. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Mar. 31, 2022	Oct. 01, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options extended period		10 years
Options maximum period		6 years
Weighted average exercise price of options outstanding			$ 28.33				$ 28.33		$ 33.89
Weighted average exercise price of options exercisable			$ 38.46				$ 38.46		$ 38.33
Share-based compensation expense					$ 1,706			$ 3,405
Options exercised							76,929
Exercise price							$ 3.41
Proceeds from exercise of stock options							$ 270	$ 4,886
Number of common shares released on completion of acquisition milestones			0		59,258		0	9,948,059
Number of shares to be issued on completion of acquisition and asset purchase milestones							361,985
Stock options outstanding			16,376,471				16,376,471		16,782,962
Share-based compensation			$ 9,858		$ 15,953		$ 15,297	$ 29,079
Supreme Cannabis
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation expense						$ 823
Bio Steel Sports Nutrition Inc
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation expense			$ 285				$ 459	524
Percentage of outstanding shares purchased										72.00%
Stock options outstanding			1,657,682				1,657,682		1,565,300
Vesting period							5 years
Share-based compensation					259
Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation expense			$ 3,008		10,298		$ 3,385	$ 18,342
Stock Option Subject To Performance Conditions
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation expense, options subject to performance conditions							1,173,866	1,559,413
RSUs
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation expense			$ 6,565		$ 3,690		$ 11,453	$ 5,985
Omnibus Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of common shares reserved for Awards			48,026,088				48,026,088
Options expiration period		10 years
Options exercised							76,929	332,105
Proceeds from exercise of stock options							$ 271	$ 4,886
Omnibus Incentive Plan \| Share-based Payment Arrangement, Tranche One
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of options vest on each anniversaries from date of grant		33.33%
Omnibus Incentive Plan \| Share-based Payment Arrangement, Tranche Two
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of options vest on each anniversaries from date of grant		33.33%
Omnibus Incentive Plan \| Share-based Payment Arrangement, Tranche Three
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of options vest on each anniversaries from date of grant		33.33%
Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Aggregate number of common shares authorized			600,000				600,000
Equity shares issued to shareholders			237,802		61,103		237,802	61,103
Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of number of shares issuable from treasury pursuant to awards	15.00%
Maximum \| Omnibus Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise price							$ 8.18	$ 36.34
Maximum \| Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Equity shares issued to shareholders							300,000
Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Percentage of number of shares issuable from treasury pursuant to awards	10.00%
Minimum [Member] \| Omnibus Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise price							$ 0.06	$ 0.06