v3.25.2
Fair Value Measurements - Carrying Amounts and Fair Values of Financial Instruments (Details) - USD ($)
$ in Thousands
May 31, 2025
Feb. 28, 2025
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Other investments net allowance for credit loss writeoff $ 0 $ 4,099
Significant Unobservable Inputs (Level 3) | Reported Value Measurement | Debt Securities    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Investment 10,369 9,912
Significant Unobservable Inputs (Level 3) | Reported Value Measurement | Other Investments    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Investment 728 4,916
Significant Unobservable Inputs (Level 3) | Estimate of Fair Value Measurement | Debt Securities    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Investment 10,369 9,912
Significant Unobservable Inputs (Level 3) | Estimate of Fair Value Measurement | Other Investments    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Investment 728 4,916
Unsecured Debt | Quoted Prices in Active Markets for Identical Assets (Level 1) | Reported Value Measurement | Senior Notes    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments 4,350,000 4,350,000
Unsecured Debt | Quoted Prices in Active Markets for Identical Assets (Level 1) | Estimate of Fair Value Measurement | Senior Notes    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments 4,349,387 4,387,341
Unsecured Debt | Significant Other Observable Inputs (Level 2) | Reported Value Measurement | Revolving Credit Facility    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments 20,000 150,000
Unsecured Debt | Significant Other Observable Inputs (Level 2) | Reported Value Measurement | Secured Term Financings    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments 600,000 0
Unsecured Debt | Significant Other Observable Inputs (Level 2) | Estimate of Fair Value Measurement | Revolving Credit Facility    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments 20,000 150,000
Unsecured Debt | Significant Other Observable Inputs (Level 2) | Estimate of Fair Value Measurement | Secured Term Financings    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments 600,000 0
Secured Debt | Significant Other Observable Inputs (Level 2) | Reported Value Measurement | Secured Term Financings    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments 116,663 509,104
Secured Debt | Significant Other Observable Inputs (Level 2) | Estimate of Fair Value Measurement | Secured Term Financings    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Debt instruments $ 108,886 $ 513,161