Other Financial Assets - Summary of Changes in Other Financial Assets (Details) $ in Thousands	6 Months Ended
	Sep. 30, 2022 CAD ($)
Schedule Of Investments [Line Items]
Beginning balance	$ 800,328
Additions	90,120
Fair value changes	(300,940)
Foreign currency translation adjustments	39,790
Other	4,239
Ending balance	625,059
Acreage1 | Equity Option
Schedule Of Investments [Line Items]
Fair value changes	72,000
Ending balance	72,000
TerrAscend Exchangeable Shares | Exchangeable Shares
Schedule Of Investments [Line Items]
Beginning balance	229,000
Fair value changes	(175,500)
Ending balance	53,500
TerrAscend Canada - October 2019 | Term loan / debenture
Schedule Of Investments [Line Items]
Beginning balance	10,280
Fair value changes	(220)
Ending balance	10,060
TerrAscend Canada March 2020 | Term loan / debenture
Schedule Of Investments [Line Items]
Beginning balance	49,890
Fair value changes	(4,870)
Ending balance	45,020
TerrAscend - October 2019 | Warrants
Schedule Of Investments [Line Items]
Beginning balance	3,730
Fair value changes	(3,510)
Ending balance	220
TerrAscend - March 2020 | Warrants
Schedule Of Investments [Line Items]
Beginning balance	60,740
Fair value changes	(55,390)
Ending balance	5,350
TerrAscend - December 2020 | Warrants
Schedule Of Investments [Line Items]
Beginning balance	3,460
Fair value changes	(3,020)
Ending balance	440
Acreage Hempco1 | Debenture
Schedule Of Investments [Line Items]
Beginning balance	28,824
Fair value changes	(1,769)
Foreign currency translation adjustments	2,885
Other	4,218
Ending balance	25,722
Arise Bioscience | Term loan / debenture
Schedule Of Investments [Line Items]
Beginning balance	13,343
Fair value changes	(1,584)
Foreign currency translation adjustments	1,268
Ending balance	13,027
TerrAscend | Equity Option
Schedule Of Investments [Line Items]
Beginning balance	6,300
Fair value changes	(4,850)
Ending balance	1,450
Wana | Equity Option
Schedule Of Investments [Line Items]
Beginning balance	372,343
Fair value changes	(119,161)
Foreign currency translation adjustments	27,989
Ending balance	281,171
Jetty | Equity Option
Schedule Of Investments [Line Items]
Additions	90,120
Fair value changes	388
Foreign currency translation adjustments	6,986
Ending balance	97,494
Other At Fair Value Through Net Income (Loss) | Various
Schedule Of Investments [Line Items]
Beginning balance	10,396
Fair value changes	(3,454)
Foreign currency translation adjustments	662
Ending balance	7,604
Other - Classified as Held for Investment | Loan Receivable
Schedule Of Investments [Line Items]
Beginning balance	12,022
Other	21
Ending balance	$ 12,001