Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Cash flows from operating activities
Net income (loss)	$ (130)	$ (734)	$ 12
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Amortization	59	105	176
Stock-based compensation	33	34	36
Gain on sale of investment (note 3)	0	0	(22)
Impairment of goodwill	35	245	0
Impairment of long-lived assets (note 3)	15	235	0
Intellectual property disposed of by sale	147	0	0
Gain on sale of property, plant and equipment, net (note 4)	0	(6)	0
Debentures fair value adjustment	3	(138)	(212)
Operating leases	(13)	(16)	(16)
Other	3	5	(3)
Net changes in working capital items
Accounts receivable, net of allowance	(79)	18	44
Other receivables	(9)	13	0
Income taxes receivable	(1)	6	1
Other assets	(53)	(1)	15
Accounts payable	(7)	2	2
Accrued liabilities	(21)	(11)	(16)
Income taxes payable	8	9	5
Deferred revenue	7	(29)	(50)
Net cash used in operating activities	(3)	(263)	(28)
Cash flows from investing activities
Acquisition of long-term investments	(2)	(3)	(1)
Proceeds on sale, maturity or distribution from long-term investments	0	0	35
Acquisition of property, plant and equipment	(7)	(7)	(8)
Proceeds on sale of property, plant and equipment (note 4)	0	17	0
Acquisition of intangible assets	(14)	(34)	(31)
Acquisition of short-term investments	(154)	(514)	(916)
Proceeds on sale or maturity of restricted short-term investments	0	0	24
Proceeds on sale or maturity of short-term investments	223	717	1,104
Net cash provided by investing activities	46	176	207
Cash flows from financing activities
Issuance of common shares	6	6	10
Repayments of Debt	(515)	0	0
Proceeds from issuance of Extension Debentures and Notes, net (note 6)	344	0	0
Net cash provided by (used in) financing activities	(165)	6	10
Effect of foreign exchange loss on cash, cash equivalents, restricted cash, and restricted cash equivalents	0	(3)	(1)
Net increase (decrease) in cash, cash equivalents, restricted cash, and restricted cash equivalents during the period	(122)	(84)	188
Cash, cash equivalents, restricted cash, and restricted cash equivalents, beginning of period	322	406	218
Cash, cash equivalents, restricted cash, and restricted cash equivalents, end of period	$ 200	$ 322	$ 406