Quarterly report pursuant to Section 13 or 15(d)

Equity Method Investments (Details)

v3.19.3.a.u2
Equity Method Investments (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Nov. 30, 2019
Nov. 30, 2019
Feb. 28, 2019
Nov. 30, 2018
Nov. 01, 2018
Schedule of Equity Method Investments [Line Items]          
Equity method investments $ 3,058.7 $ 3,058.7 $ 3,465.6 $ 3,583.0  
Canopy Equity Method Investment [Member]          
Schedule of Equity Method Investments [Line Items]          
Equity method investments $ 2,879.4 $ 2,879.4 $ 3,332.1    
Equity method investment, ownership percentage 35.40% 35.40% 36.00%   36.60%
Net sales $ 58.0 $ 196.4      
Gross profit (loss) (7.3) 13.8      
Net gain (loss) 172.6 (246.0)      
Net gain (loss) attributable to Canopy 185.0 (245.4)      
Other equity method investments [Member]          
Schedule of Equity Method Investments [Line Items]          
Equity method investments $ 179.3 $ 179.3 $ 133.5    
Other equity method investments [Member] | Minimum [Member]          
Schedule of Equity Method Investments [Line Items]          
Equity method investment, ownership percentage 20.00% 20.00% 20.00%    
Other equity method investments [Member] | Maximum [Member]          
Schedule of Equity Method Investments [Line Items]          
Equity method investment, ownership percentage 50.00% 50.00% 50.00%