Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	May 31, 2025	May 31, 2024
Numerator:
Net income	$ 170,908	$ 39,602
Series A Preferred Stock Dividends	0	(1,200)
Redemption premium on Series A Preferred Stock	0	(75,198)
Numerator for diluted earnings per share—net income (loss) available to common shareholders	$ 170,908	$ (36,796)
Denominator:
Denominator for basic earnings per common share-weighted average shares (shares)	29,941,000	26,751,000
Effect of dilutive securities:
Employee and director stock awards	276,000	0
Denominator for diluted earnings per common share (shares)	30,217,000	26,751,000
Computation of basic and diluted earnings per share
Basic earnings per common share (usd per share)	$ 5.71	$ (1.38)
Diluted earnings per common share (usd per share)	$ 5.66	$ (1.38)