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Summary of Significant Accounting Policies and Related Information - Trademark License Agreements, Trade Name, Patents, and Other Intangible Assets (Details) - agreement	12 Months Ended
	Feb. 28, 2026	Feb. 28, 2025	Feb. 29, 2024
Foreign Currency Risk and Currency Exchange Uncertainties
Number of license agreements	1
Patents | Minimum
Foreign Currency Risk and Currency Exchange Uncertainties
Weighted average life (in years)	12 years
Patents | Maximum
Foreign Currency Risk and Currency Exchange Uncertainties
Weighted average life (in years)	14 years
Net sales revenue | Net sales revenue subject to trademark license agreements | Licensor One
Foreign Currency Risk and Currency Exchange Uncertainties
Concentration risk percentage	10.00%
Trademark License and Royalty Agreements | Net sales revenue | Net sales revenue subject to trademark license agreements
Foreign Currency Risk and Currency Exchange Uncertainties
Concentration risk percentage	32.00%	36.00%	37.00%

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