Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income (Loss) - Accumulated Other Comprehensive Income (Loss) (Details)

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Accumulated Other Comprehensive Income (Loss) - Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 12 Months Ended
Feb. 29, 2024
Feb. 28, 2023
Feb. 28, 2022
Accumulated other comprehensive income (loss), net of income tax effect [Rollforward]      
Stockholders' equity, beginning of period $ 8,413.6    
Other comprehensive income (loss):      
Other comprehensive income (loss) 364.3 $ 468.4 $ (80.4)
Stockholders' equity, end of period 9,743.1 8,413.6  
Accumulated Other Comprehensive Income (Loss)      
Accumulated other comprehensive income (loss), net of income tax effect [Rollforward]      
Stockholders' equity, beginning of period 28.5    
Other comprehensive income (loss):      
Other comprehensive income (loss) before reclassification adjustments 476.3    
Amounts reclassified from accumulated other comprehensive income (loss) (128.0)    
Other comprehensive income (loss) 348.3 441.2 (77.2)
Stockholders' equity, end of period 376.8 28.5  
Accumulated Other Comprehensive Income (Loss) | Share of OCI of equity method investments:      
Accumulated other comprehensive income (loss), net of income tax effect [Rollforward]      
Stockholders' equity, beginning of period 10.3    
Other comprehensive income (loss):      
Other comprehensive income (loss) before reclassification adjustments 0.0 5.1 (12.5)
Amounts reclassified from accumulated other comprehensive income (loss) 0.0 0.0 0.0
Other comprehensive income (loss) 0.0 5.1 (12.5)
Stockholders' equity, end of period 10.3 10.3  
Foreign currency translation adjustments:      
Accumulated other comprehensive income (loss), net of income tax effect [Rollforward]      
Stockholders' equity, beginning of period (176.4)    
Other comprehensive income (loss):      
Other comprehensive income (loss) before reclassification adjustments 279.3 255.0 (38.9)
Amounts reclassified from accumulated other comprehensive income (loss) 0.0 0.0 0.0
Other comprehensive income (loss) 279.3 255.0 (38.9)
Stockholders' equity, end of period 102.9 (176.4)  
Unrealized gain (loss) on cash flow hedges:      
Accumulated other comprehensive income (loss), net of income tax effect [Rollforward]      
Stockholders' equity, beginning of period 198.5    
Other comprehensive income (loss):      
Other comprehensive income (loss) before reclassification adjustments 195.7 226.1 5.1
Amounts reclassified from accumulated other comprehensive income (loss) (128.0) (45.1) (31.1)
Other comprehensive income (loss) 67.7 181.0 (26.0)
Stockholders' equity, end of period 266.2 198.5  
Pension/postretirement adjustments:      
Accumulated other comprehensive income (loss), net of income tax effect [Rollforward]      
Stockholders' equity, beginning of period (3.9)    
Other comprehensive income (loss):      
Other comprehensive income (loss) before reclassification adjustments 1.3 0.1 1.7
Amounts reclassified from accumulated other comprehensive income (loss) 0.0 0.0 (1.5)
Other comprehensive income (loss) 1.3 0.1 $ 0.2
Stockholders' equity, end of period $ (2.6) $ (3.9)