Income Taxes (Details 4) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2025	Feb. 29, 2024	Feb. 28, 2023
Income Tax Statutory Rate [Line Items]
Deferred Income Tax Expense (Benefit)	$ 17,550	$ 20,053	$ 13,690
Analysis of effective income tax rate for continuing operations
U.S. state and local income tax, net	29,916	21,919	18,068
Non-deductible expenses in the U.S.	37	29	19
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	(433)	1,107	(968)
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	1,086	1,098	928
Total	21,948	23,265	25,466
Bermuda | Foreign Tax Authority
Analysis of effective income tax rate for continuing operations
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	(11,233)	(6,659)	(12,039)
Ireland | Foreign Tax Authority
Analysis of effective income tax rate for continuing operations
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	2,531	5,709	19,279
SINGAPORE | Foreign Tax Authority
Analysis of effective income tax rate for continuing operations
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	(10)	(2)	27
Other low tax jurisdictions | Foreign Tax Authority
Analysis of effective income tax rate for continuing operations
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	$ 54	$ 64	$ 152