Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022
Revenue
Revenues	$ 175	$ 169	$ 680	$ 505
Cost of sales
Cost of sales	48	60	289	186
Gross margin	127	109	391	319
Operating expenses
Research and development	42	52	146	159
Selling, marketing and administration	85	89	258	257
Amortization	13	26	42	78
Impairment of long-lived assets (note 3)	11	0	11	4
Gain on Disposition of Assets	0	0	0	(6)
Debentures fair value adjustment	(13)	(56)	3	(112)
Litigation Settlement	0	0	0	165
Total operating expenses	138	111	460	545
Operating loss	(11)	(2)	(69)	(226)
Investment income (loss), net (note 3 and note 6)	5	2	15	(1)
Loss before income taxes	(6)	0	(54)	(227)
Provision for income taxes (note 5)	15	4	20	12
Net loss	$ (21)	$ (4)	$ (74)	$ (239)
Loss per share (note 8)
Earnings (Loss) Per Share, Basic (in usd per share)	$ (0.04)	$ (0.01)	$ (0.13)	$ (0.41)
Earnings (Loss) Per Share, Diluted (in usd per share)	$ (0.05)	$ (0.09)	$ (0.13)	$ (0.54)