v3.26.1
Fair Value Measurements (Schedule Of Items Measured At Fair Value On A Recurring Basis) (Details) - USD ($)
$ in Thousands
 3 Months Ended
May 31, 2026
Feb. 28, 2026
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market securities $ 750,711 $ 751,211
Mutual fund investments 34,759 33,651
Retained Interest, Fair Value Disclosure 37,376 41,620
Total assets at fair value $ 839,918 $ 826,898
Percent of total assets at fair value 100.00% 100.00%
Percent of total assets 3.20% 3.10%
Total liabilities at fair value $ (1,299) $ (9,771)
Percent of total liabilities 0.00% 0.00%
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market securities $ 750,711 $ 751,211
Mutual fund investments 34,759 33,651
Retained Interest, Fair Value Disclosure 0 0
Total assets at fair value $ 785,470 $ 784,862
Percent of total assets at fair value 93.50% 94.90%
Percent of total assets 2.90% 3.00%
Total liabilities at fair value $ 0 $ 0
Percent of total liabilities 0.00% 0.00%
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market securities $ 0 $ 0
Mutual fund investments 0 0
Retained Interest, Fair Value Disclosure 33,325 37,670
Total assets at fair value $ 50,397 $ 38,086
Percent of total assets at fair value 6.00% 4.60%
Percent of total assets 0.20% 0.10%
Total liabilities at fair value $ (1,299) $ (9,771)
Percent of total liabilities 0.00% 0.00%
Fair Value, Inputs, Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money market securities $ 0 $ 0
Mutual fund investments 0 0
Retained Interest, Fair Value Disclosure 4,051 3,950
Total assets at fair value $ 4,051 $ 3,950
Percent of total assets at fair value 0.50% 0.50%
Percent of total assets 0.00% 0.00%
Total liabilities at fair value $ 0 $ 0
Percent of total liabilities 0.00% 0.00%
Fair Value Assumption, Date of Securitization or Asset-Backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities, Discount Rate 18.00%  
Fair Value Assumption, Date of Securitization or Asset-Backed Financing Arrangement, Transferor's Continuing Involvement, Servicing Assets or Liabilities, Discount Rate 18.00%  
Designated As Hedging Instrument    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset $ 17,072 $ 416
Liabilities: Derivative instruments (1,299) (9,771)
Designated As Hedging Instrument | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0 0
Liabilities: Derivative instruments 0 0
Designated As Hedging Instrument | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 17,072 416
Liabilities: Derivative instruments (1,299) (9,771)
Designated As Hedging Instrument | Fair Value, Inputs, Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset 0 0
Liabilities: Derivative instruments $ 0 $ 0