Revenue and Segment Disclosures - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Millions		3 Months Ended
		May 31, 2024	May 31, 2023
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment gross margin		$ 96	$ 179
Cost of sales		48	194
Research and development		42	54
Selling and Marketing Expense		38	45
General and Administrative Expense		40	54
Amortization		12	15
Impairment of long-lived assets (note 2)		3	0
Debentures fair value adjustment		0	22
Investment income, net (note 2 and note 5)		5	3
Loss before income taxes		(34)	(8)
Total Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment gross margin		97	180
Cost of sales		47	193
Segment Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Cost of sales	[1]	1	1
Investment income, net (note 2 and note 5)		$ 5	$ 3

[1] The CODM reviews segment information on an adjusted basis, which excludes certain amounts as described below: Stock compensation expenses - Equity compensation is a non-cash expense and does not impact the ongoing operating decisions taken by the Company’s management.