Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Financial Instruments - Nonrecurring Basis Measurements (Details)

v3.22.2.2
Fair Value of Financial Instruments - Nonrecurring Basis Measurements (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2022
Aug. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Equity method investments, total losses     $ 1,060.3 $ 0.0
Long-lived assets, total losses $ 0.0 $ 0.0 0.0 665.9
Nonrecurring        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Equity method investments, total losses     1,060.3  
Long-lived assets, total losses       665.9
Nonrecurring | Quoted Prices in Active Markets (Level 1)        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Equity method investments 634.8   634.8  
Long-lived assets   0.0   0.0
Nonrecurring | Significant Other Observable Inputs (Level 2)        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Equity method investments 0.0   0.0  
Long-lived assets   0.0   0.0
Nonrecurring | Significant Unobservable Inputs (Level 3)        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Equity method investments $ 0.0   $ 0.0  
Long-lived assets   $ 20.0   $ 20.0