Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2025	Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Cash Flows From Operating Activities:
Net income (loss) available to common shareholders	$ 52,435	$ 87,207	$ (61,214)
Less: Net loss from discontinued operations	0	0	119,313
Series A Preferred Stock Dividends	1,200	14,400	8,240
Plus: Redemption premium on Series A Preferred Stock	75,198	0	0
Net income from continuing operations	128,833	101,607	66,339
Adjustments to reconcile net income to net cash provided by operating activities:
Bad debt expense (recovery)	5,058	(67)	(58)
Depreciation and amortization	82,205	79,423	74,590
Deferred income taxes	7,969	4,685	7,007
Equity in earnings of unconsolidated entities	(16,163)	(15,407)	(2,597)
Distribution on investment in AVAIL joint venture	12,565	3,113	0
Loss on abandonment of long-lived assets	0	0	135
Net gain on sale of property, plant and equipment	(368)	61	(1,032)
Amortization of debt financing costs	12,513	12,171	11,271
Share-based compensation expense	13,261	9,510	8,382
Changes in current assets and current liabilities	17,110	54,002	(67,075)
Changes in other long-term assets and long-term liabilities	(13,074)	(4,630)	(5,532)
Net cash provided by operating activities	249,909	244,468	91,430
Cash flows from investing activities
Purchase of property, plant and equipment	(115,883)	(95,119)	(57,120)
Proceeds from sale of subsidiaries, net	0	0	106,808
Payments to Acquire Businesses, Net of Cash Acquired	0	0	(1,282,730)
Proceeds from sale of property, plant and equipment	886	55	4,121
Net cash used in investing activities	(114,997)	(95,064)	(1,228,921)
Cash flows from financing activities:
Proceeds from issuance of common stock	311,463	2,364	2,372
Redemption of Preferred Stock	(308,920)	0	0
Tax payments related to net share settlement of equity awards	(5,239)	(1,711)	(3,000)
Proceeds from Revolving Credit Facility	326,000	249,000	380,000
Payments on Revolving Credit Facility	(326,000)	(314,000)	(362,000)
Proceeds from long term debt	0	0	1,540,000
Payments of debt financing costs	(1,903)	(1,699)	(87,548)
Payments on long term debt and finance lease liabilities	(110,988)	(50,424)	(419,750)
Payments of dividends	(23,108)	(31,418)	(22,739)
Net cash used in financing activities	(138,695)	(147,888)	1,027,335
Effect of exchange rate changes on cash	922	13	505
Net cash used in operating activities from discontinued operations	0	0	(21,275)
Net cash used in investing activities from discontinued operations	0	0	(1,336)
Net cash provided by financing activities from discontinued operations	0	0	120,000
Net cash provided by discontinued operations	0	0	97,389
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations		4,349	2,820	$ 15,082
Net increase (decrease) in cash and cash equivalents	(2,861)	1,529	(12,262)
Cash and cash equivalents at beginning of period	4,349	2,820
Cash and cash equivalents at end of period	$ 1,488	$ 4,349	$ 2,820