Exchangeable Shares (Details) - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2025	Aug. 31, 2024	Feb. 28, 2025
Schedule of Equity Method Investments [Line Items]
Net gain (loss) in connection with exchangeable shares	$ 0.0	$ 0.0	$ 0.0	$ 83.3
Canopy
Schedule of Equity Method Investments [Line Items]
Interest in Canopy (in shares)	26,300		26,300
Exchangeable shares, fair value					$ 21.2
Canopy | Conversion to Exchangeable Shares
Schedule of Equity Method Investments [Line Items]
Net gain (loss) in connection with exchangeable shares				$ 83.3