Fair Value Measurements Fair Value Measurements (Schedule of Carrying Values and Estimated Fair Values) (Details) - USD ($) $ in Thousands	Aug. 31, 2025	Feb. 28, 2025
Fair Value Disclosures [Abstract]
Senior Notes	$ 400,000	$ 400,000
Debt Instrument, Fair Value Disclosure	395,202	390,201
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance	921,928	0
Loans Receivable, Fair Value Disclosure	$ 959,724	$ 0

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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+ Details