The Company and Basis of Presentation (Details) shares in Thousands, $ in Thousands	12 Months Ended
	Feb. 28, 2025 USD ($) segment shares	Feb. 29, 2024 USD ($) shares	Feb. 28, 2023 USD ($) shares	Sep. 30, 2022	Feb. 28, 2022 USD ($) shares
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of operating segments | segment	3
Stock Issued, Value, Stock Options Exercised, Net of Tax Benefit (Expense)	$ (5,229)	$ (1,689)	$ (3,000)
Share-based compensation	13,251	9,488	8,362
Common stock issued under employee stock purchase plan	2,795	2,364	2,372
Secondary public offering and issuance of additional common stock	308,668
Dividends on Series A Preferred Stock	(1,200)	(14,400)	(8,240)
Dividends, Cash	(19,508)	(17,018)	(16,898)
Redemption premium on Series A Preferred Stock	(75,198)
Net income (loss)	128,833	101,607	(52,974)
Other comprehensive loss	(7,686)	679	22,751
Stockholders' Equity Attributable to Parent	1,045,495	700,769	619,738		$ 667,365
Capital in Excess of Par Value
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock Issued, Value, Stock Options Exercised, Net of Tax Benefit (Expense)	(5,366)	(1,811)	(3,154)
Share-based compensation	13,251	9,488	8,362
Common stock issued under employee stock purchase plan	2,721	2,296	2,302
Secondary public offering and issuance of additional common stock	304,068
Stockholders' Equity Attributable to Parent	418,004	103,330	93,357		$ 85,847
Common Stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stock Issued, Value, Stock Options Exercised, Net of Tax Benefit (Expense)	$ 137	$ 122	$ 154
Common stock issued under stock-based plans and related income tax expense (shares) | shares	137	122	154
Common stock issued under employee stock purchase plan (shares) | shares	74	68	70
Common stock issued under employee stock purchase plan	$ 74	$ 68	$ 70
Secondary public offering and issuance of additional common stock	$ 4,600
Secondary public offering and issuance of additional common stock (in shares) | shares	4,600
Shares, Issued | shares	29,913	25,102	24,912		24,688
Stockholders' Equity Attributable to Parent	$ 29,913	$ 25,102	$ 24,912		$ 24,688
Retained Earnings
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Dividends on Series A Preferred Stock	(1,200)
Dividends, Cash	(19,508)	(17,018)	(16,898)
Redemption premium on Series A Preferred Stock	(75,198)
Net income (loss)	128,833	101,607	(52,974)
Other comprehensive loss
Stockholders' Equity Attributable to Parent	609,158	576,231	506,042		584,154
Accumulated Other Comprehensive Income (Loss)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Other comprehensive loss			22,751
Stockholders' Equity Attributable to Parent	$ (11,580)	$ (3,894)	$ (4,573)		$ (27,324)
AIS Joint Venture
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership percentage of investment	40.00%			40.00%