v3.25.4
Fair Value of Financial Instruments - Debt and Investments (Details) - USD ($)
$ in Millions
Nov. 30, 2025
Feb. 28, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion $ 10,289.1 $ 10,691.0
Carrying amount    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion 10,289.1 10,691.0
Fair value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion $ 9,775.0 $ 9,999.0