Fair Value Measurements Fair Value Measurements (Schedule of Carrying Values and Estimated Fair Values of Debt Instruments) (Details) - USD ($) $ in Thousands	May 31, 2025	Feb. 28, 2025
Fair Value Disclosures [Abstract]
Senior Notes	$ 400,000	$ 400,000
Debt Instrument, Fair Value Disclosure	392,041	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	637,947	0
Loans Receivable, Fair Value Disclosure	$ 666,645	$ 0