Quarterly report pursuant to Section 13 or 15(d)

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

v3.23.4
Fair Value of Financial Instruments - Debt and Investments (Details)
$ in Millions, $ in Millions
Nov. 30, 2023
USD ($)
Apr. 30, 2023
CAD ($)
Feb. 28, 2023
USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Long-term debt, including current portion $ 11,239.6   $ 11,296.0
Carrying amount      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Long-term debt, including current portion 11,239.6   11,296.0
Fair value      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Long-term debt, including current portion 10,320.7   $ 10,236.0
Convertible debt securities      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Value of debt securities held, C$   $ 100.0  
2018 Canopy Warrants      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair value of warrants 0.0    
2023 Canopy Promissory Note      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Fair value of receivables $ 0.0