Revenue and Segment Disclosures - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Gross Profit	$ 520	$ 419	$ 467
Cost of Revenue	333	237	251
Research and development	186	207	219
Sales and marketing	171	176	183
General and administrative	181	164	114
Amortization	54	96	165
Impairment of long-lived assets (note 3)	15	235	0
Impairment of goodwill	35	245	0
Debentures fair value adjustment	3	(138)	(212)
Litigation Settlement, Expense	0	165	0
Investment income, net	(19)	(5)	(21)
Income (loss) before income taxes	(106)	(720)	19
Gain on sale of property, plant and equipment, net (note 4)	0	(6)	0
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Gross Profit	523	422	471
Cost of Revenue	330	234	247
Segment Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Cost of Revenue	3	3	4
Investment income, net	$ (19)	$ (5)	$ (21)