v3.26.1
Debt (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended
May 31, 2026
May 31, 2025
Feb. 28, 2026
Debt Instrument [Line Items]      
Outstanding Balance $ 17,560,976   $ 17,260,547
Capitalized interest 3,600 $ 4,000  
Credit Facility      
Debt Instrument [Line Items]      
Maximum borrowing capacity 2,000,000    
Unused capacity 1,110,000    
Senior Notes [Member]      
Debt Instrument [Line Items]      
Outstanding Balance $ 200,000    
Financing obligation | Minimum      
Debt Instrument [Line Items]      
Initial lease terms, in years 15 years    
Financing obligation | Maximum      
Debt Instrument [Line Items]      
Initial lease terms, in years 20 years    
October 2021 Term Loan      
Debt Instrument [Line Items]      
Outstanding Balance $ 500,000    
Long-Term Debt, Percentage Bearing Variable Interest, Percentage Rate 4.53%    
June 2026 Term Loan      
Debt Instrument [Line Items]      
Outstanding Balance $ 500,000