Annual report pursuant to Section 13 and 15(d)

Equity Method Investments - Schedule of Equity Method Investments (Details)

v3.23.1
Equity Method Investments - Schedule of Equity Method Investments (Details)
shares in Millions, $ in Millions, $ in Millions
 1 Months Ended 12 Months Ended
Feb. 28, 2023
CAD ($)
Feb. 28, 2023
USD ($)
shares
Jul. 31, 2022
CAD ($)
Jun. 30, 2022
CAD ($)
Feb. 28, 2023
USD ($)
shares
Feb. 28, 2022
USD ($)
Feb. 28, 2021
USD ($)
Oct. 31, 2022
Schedule of Equity Method Investments [Line Items]                
Carrying Value   $ 663.3     $ 663.3 $ 2,688.7 $ 2,788.4  
Equity method investment, number of common stock shares acquired (in shares) | shares   171.5     171.5      
Payments to acquire investments   $ 3,121.1            
Canopy equity method investment                
Schedule of Equity Method Investments [Line Items]                
Goodwill impairment loss         $ 461.4      
Operating expenses             359.6  
Convertible debt securities [Member]                
Schedule of Equity Method Investments [Line Items]                
Sale of debt securities, C$ $ 100.0   $ 100.0          
Canopy | Convertible debt securities [Member]                
Schedule of Equity Method Investments [Line Items]                
Debt Securities, Sale, Percentage Of Principal       0.99        
Sale of debt securities, C$       $ 262.6        
Canopy equity method investment                
Schedule of Equity Method Investments [Line Items]                
Carrying Value   $ 485.8     $ 485.8 $ 2,503.5    
Ownership Percentage   34.70%     34.70% 36.10%   100.00%
Fair value of equity method investment   $ 398.4     $ 398.4 $ 1,014.8    
Equity in earnings (losses) from Canopy and related activities         (949.3) (73.6) (679.0)  
Other equity method investments                
Schedule of Equity Method Investments [Line Items]                
Carrying Value   $ 177.5     177.5 185.2    
Equity in earnings (losses) from Canopy and related activities         $ 19.1 $ 31.8 $ 27.3  
Other equity method investments | Minimum                
Schedule of Equity Method Investments [Line Items]                
Ownership Percentage   20.00%     20.00% 20.00%    
Other equity method investments | Maximum                
Schedule of Equity Method Investments [Line Items]                
Ownership Percentage   50.00%     50.00% 50.00%    
November 2017 Canopy Investment                
Schedule of Equity Method Investments [Line Items]                
Equity method investment, number of common stock shares acquired (in shares) | shares   18.9     18.9      
Payments to acquire investments   $ 130.1            
November 2018 Canopy Investment                
Schedule of Equity Method Investments [Line Items]                
Equity method investment, number of common stock shares acquired (in shares) | shares   104.5     104.5      
Payments to acquire investments   $ 2,740.3            
May 2020 Canopy Investment                
Schedule of Equity Method Investments [Line Items]                
Equity method investment, number of common stock shares acquired (in shares) | shares   18.9     18.9      
Payments to acquire investments   $ 173.9            
July 2022 Canopy Investment                
Schedule of Equity Method Investments [Line Items]                
Equity method investment, number of common stock shares acquired (in shares) | shares   29.2     29.2      
Payments to acquire investments   $ 76.8