Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Financial Instruments - Debt and Investments (Details)

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Fair Value of Financial Instruments - Debt and Investments (Details) - USD ($)
$ in Millions
Nov. 30, 2024
Feb. 29, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion $ 10,689.0 $ 11,637.9
Carrying amount    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion 10,689.0 11,637.9
Fair value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion $ 10,075.5 $ 10,775.8