Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Nov. 30, 2025	Nov. 30, 2024
Cash flows from operating activities
Net income (loss)	$ 28,900,000	$ (71,600,000)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Amortization	14,300,000	39,000,000.0
Stock-based compensation	17,700,000	21,300,000
Impairment of long-lived assets total (note 3)	1,200,000	4,700,000
Operating leases	(7,900,000)	(7,800,000)
Other	0	900,000
Net changes in working capital items
Accounts receivable, net of allowance	24,200,000	26,400,000
Other receivables	(300,000)	13,800,000
Income taxes receivable	(800,000)	(900,000)
Other assets	14,800,000	(23,700,000)
Accounts payable	(17,700,000)	(7,200,000)
Accrued liabilities	(16,200,000)	4,900,000
Income taxes payable	(13,000,000.0)	4,200,000
Deferred revenue	(41,000,000.0)	(29,100,000)
Net cash provided by (used in) operating activities	4,200,000	(25,100,000)
Cash flows from investing activities
Acquisition of long-term investments	0	100,000
Proceeds on sale, maturity or distribution from long-term investments	100,000	0
Acquisition of property, plant and equipment	(2,600,000)	(2,700,000)
Proceeds on sale of property, plant and equipment	0	100,000
Acquisition of intangible assets	(4,000,000.0)	(5,700,000)
Payments to Acquire Short-Term Investments	(68,700,000)	(92,300,000)
Proceeds on sale or maturity of short-term investments	106,000,000.0	122,800,000
Net cash provided by investing activities	30,800,000	22,100,000
Cash flows from financing activities
Issuance of common shares	2,500,000	3,100,000
Common shares repurchased	(34,000,000.0)	0
Net cash provided by (used in) financing activities	(31,500,000)	3,100,000
Effect of foreign exchange gain (loss) on cash, cash equivalents, restricted cash, and restricted cash equivalents	500,000	(400,000)
Net increase (decrease) in cash, cash equivalents, restricted cash, and restricted cash equivalents during the period	4,000,000.0	(300,000)
Cash, cash equivalents, restricted cash, and restricted cash equivalents, beginning of period	280,300,000	200,500,000
Cash, cash equivalents, restricted cash, and restricted cash equivalents, end of period	$ 284,300,000	$ 200,200,000