Revenue and Segment Disclosures - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 29, 2020
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Gross Profit	$ 467	$ 643	$ 763
Cost of Revenue	251	250	277
Research and development	219	215	259
Selling, marketing and administration	297	344	493
Amortization	165	182	194
Impairment of Long-Lived Assets Held-for-use	0	43	10
Impairment of goodwill	0	594	22
Debentures fair value adjustment	(212)	372	(66)
Investment Income, Net	(21)	6	(1)
Income (loss) before income taxes	19	(1,113)	(148)
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Gross Profit	471	648	773
Cost of Revenue	247	245	267
Segment Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Cost of Revenue	4	5	5
Restructuring Charges	0	0	5
Investment Income, Net	$ (21)	$ 6	$ (1)