Earnings (Loss) Per Share - Summary of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions		3 Months Ended		6 Months Ended
		Aug. 31, 2024	Aug. 31, 2023	Aug. 31, 2024	Aug. 31, 2023
Earnings Per Share [Abstract]
Net loss for basic and diluted loss per share available to common shareholders		$ (19)	$ (42)	$ (61)	$ (53)
Weighted-average number of shares outstanding (000's) - basic and diluted (in shares)	[1],[2]	590,549	583,524	590,188	583,171
Earnings (Loss) Per Share, Basic (in usd per share)		$ (0.03)	$ (0.07)	$ (0.10)	$ (0.09)
Earnings (Loss) Per Share, Diluted (in usd per share)		$ (0.03)	$ (0.07)	$ (0.10)	$ (0.09)

[1] The Company has not presented the dilutive effect of in-the-money options and RSUs that will be settled upon vesting by the issuance of new common shares in the calculation of diluted loss per share for the three and six months ended August 31, 2024 and August 31, 2023, as to do so would be antidilutive.

[2] The Company has not presented the dilutive effect of the Notes or 2020 Debentures using the if-converted method in the calculation of diluted loss per share for the three and six months ended August 31, 2024 and August 31, 2023, as to do so would be antidilutive. See Note 5 for details on the Notes and 2020 Debentures.