Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2026	Feb. 28, 2025	Feb. 29, 2024
Cash Flows From Operating Activities:
Net income available to common shareholders	$ 317,260	$ 52,435	$ 87,207
Plus: Dividends on Series A Preferred Stock	0	1,200	14,400
Plus: Redemption premium on Series A Preferred Stock	0	75,198	0
Net income	317,260	128,833	101,607
Adjustments to reconcile net income to net cash provided by operating activities:
Bad debt expense (recovery)	(78)	5,058	(67)
Depreciation and amortization	90,056	82,205	79,423
Deferred income taxes	32,828	7,969	4,685
Equity in earnings of unconsolidated entities	(209,733)	(16,163)	(15,407)
Distribution on investment in AVAIL joint venture	273,223	12,565	3,113
Restructuring charges	3,744	0	0
Net gain on sale of property, plant and equipment	(4,403)	(368)	61
Amortization of debt financing costs	13,057	12,513	12,171
Share-based compensation expense	14,832	13,261	9,510
Changes in current assets and current liabilities	597	17,110	54,002
Changes in other long-term assets and long-term liabilities	(5,937)	(13,074)	(4,630)
Net cash provided by operating activities	525,446	249,909	244,468
Cash flows from investing activities
Purchase of property, plant and equipment	(80,776)	(115,883)	(95,119)
Acquisition of subsidiaries, net of cash acquired	(30,144)	0	0
Proceeds from sale of property, plant and equipment	5,827	886	55
Proceeds from return of investment on the AVAIL JV	13,611	0	0
Net cash used in investing activities	(91,482)	(114,997)	(95,064)
Cash flows from financing activities:
Proceeds from issuance of common stock	3,591	311,463	2,364
Redemption of Series A Preferred Stock	0	(308,920)	0
Tax payments related to common stock issued under stock-based plans	(5,104)	(5,239)	(1,711)
Payments on Revolving Credit Facility	(706,000)	(326,000)	(314,000)
Payments on Securitization Loan Debt	20,000	0	0
Payments of debt financing costs	(1,803)	(1,903)	(1,699)
Payments on long-term debt and finance leases	537,731	110,988	50,424
Repurchase and retirement of treasury stock	(20,000)	0	0
Payments of dividends	(23,075)	(23,108)	(31,418)
Net cash used in financing activities	(434,122)	(138,695)	(147,888)
Effect of exchange rate changes on cash	(625)	922	13
Net increase (decrease) in cash and cash equivalents	(783)	(2,861)	1,529
Cash and cash equivalents at beginning of period	1,488	4,349	2,820
Cash and cash equivalents at end of period	705	1,488	4,349
Revolving Credit Facility
Cash flows from financing activities:
Proceeds from Revolving Credit Facility	726,000	326,000	249,000
Secured Debt
Cash flows from financing activities:
Proceeds from Revolving Credit Facility	$ 150,000	$ 0	$ 0