Income Taxes (Details 4) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2026	Feb. 28, 2025	Feb. 29, 2024
Income Tax Statutory Rate [Line Items]
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount		$ 29,916	$ 21,919
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%	21.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount		$ 1,086	$ 1,098
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent		0.80%	1.00%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount		$ 37	$ 29
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent		0.00%	0.00%
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	$ (25)	$ (433)	$ 1,107
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent	0.00%	(0.30%)	1.10%
Total	$ 28,863	$ 21,948	$ 23,265
Effective Income Tax Rate Reconciliation, Percent	13.10%	15.40%	22.30%
BERMUDA
Income Tax Statutory Rate [Line Items]
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	$ 0
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent	0.00%
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount		$ (11,233)	$ (6,659)
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent		(7.90%)	(6.40%)
IRELAND
Income Tax Statutory Rate [Line Items]
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	$ (3,698)	$ 2,531	$ 5,709
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent	(1.70%)	1.80%	5.50%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount	$ 4,960
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent	2.30%
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	$ (3,598)
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent	(1.60%)
SINGAPORE
Income Tax Statutory Rate [Line Items]
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount		$ (10)	$ (2)
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent		0.00%	0.00%
Other low tax jurisdictions
Income Tax Statutory Rate [Line Items]
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount		$ 54	$ 64
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent		0.00%	0.10%