Annual report pursuant to Section 13 and 15(d)

Equity Method Investments - Narrative (Details)

v3.22.1
Equity Method Investments - Narrative (Details)
$ / shares in Units, $ in Millions, $ in Millions
1 Months Ended 12 Months Ended
Feb. 28, 2022
USD ($)
May 01, 2020
USD ($)
May 01, 2020
CAD ($)
$ / shares
Jun. 27, 2019
USD ($)
Jun. 30, 2019
USD ($)
Feb. 28, 2022
USD ($)
Feb. 28, 2021
USD ($)
Feb. 29, 2020
USD ($)
Sep. 01, 2020
Schedule of Equity Method Investments [Line Items]                  
Unrealized net gain (loss) on securities measured at fair value           $ (1,644.7) $ 802.0 $ (2,126.4)  
Payments to acquire investments $ 3,044.3                
Net Gain (Loss) Recognized in Income (Loss)           93.2 7.7 $ (56.8)  
May 2020 Canopy Investment                  
Schedule of Equity Method Investments [Line Items]                  
Payments to acquire investments $ 173.9                
May 2020 Canopy Investment | Foreign currency contracts                  
Schedule of Equity Method Investments [Line Items]                  
Net Gain (Loss) Recognized in Income (Loss)             (7.5)    
Acreage                  
Schedule of Equity Method Investments [Line Items]                  
Ownership percentage subject to fixed exchange ratio                 70.00%
Ownership percentage subject to floating exchange ratio                 30.00%
Corporate Investment                  
Schedule of Equity Method Investments [Line Items]                  
Gain on sale of investment           51.0      
November 2018 Canopy Warrants                  
Schedule of Equity Method Investments [Line Items]                  
Equity in earnings (losses) from Canopy and related activities         $ (409.0)        
Equity securities | May 2020 Canopy Investment                  
Schedule of Equity Method Investments [Line Items]                  
Payments to acquire investments   $ 173.9 $ 245.0            
Warrants | November 2018 Canopy Warrants                  
Schedule of Equity Method Investments [Line Items]                  
Unrealized net gain (loss) on securities measured at fair value           $ (1,603.4) $ 823.3    
Warrants | New November 2018 Canopy Warrants Modification                  
Schedule of Equity Method Investments [Line Items]                  
Unrealized net gain (loss) on securities measured at fair value       $ 1,176.0          
Warrants | May 2020 Canopy Investment                  
Schedule of Equity Method Investments [Line Items]                  
Exercise price of warrants (in CAD per share) | $ / shares     $ 12.98