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Financial Instruments - Schedule of Amortized Cost and Estimated Fair Values of Investments by Contractual Maturity (Details) - USD ($) $ in Thousands | May 30, 2026 | Feb. 28, 2026
--- | --- | ---
Amortized Cost |  |
Due within one year | $ 6,303 |
Due after one year through five years | 12,153 |
Total | 18,456 |
Estimated Fair Value |  |
Due within one year | 6,244 |
Due after one year through five years | 12,004 |
Total | $ 18,248 | $ 14,918

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