Annual report pursuant to Section 13 and 15(d)

Derivative Instruments - Effects of Designated and Undesignated Hedging Instruments (Details)

v3.22.1
Derivative Instruments - Effects of Designated and Undesignated Hedging Instruments (Details) - USD ($)
$ in Millions
 12 Months Ended
Feb. 28, 2022
Feb. 28, 2021
Feb. 29, 2020
Effect of our undesignated derivative instruments on our results of operations      
Net Gain (Loss) Recognized in Income (Loss) $ 93.2 $ 7.7 $ (56.8)
Foreign currency contracts | Selling, general, and administrative expenses      
Effect of our undesignated derivative instruments on our results of operations      
Net Gain (Loss) Recognized in Income (Loss) (16.7) (17.4) (7.8)
Commodity derivative contracts | Cost of product sold      
Effect of our undesignated derivative instruments on our results of operations      
Net Gain (Loss) Recognized in Income (Loss) 109.9 25.1 (49.0)
Cash flow hedging      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Recognized in OCI 6.1 (47.8) 60.6
Net Gain (Loss) Reclassified from AOCI to Income (Loss) 33.9 (26.9) 20.2
Cash flow hedging | Foreign currency contracts      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Recognized in OCI 6.4 (31.1) 66.8
Cash flow hedging | Foreign currency contracts | Sales      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Reclassified from AOCI to Income (Loss) (1.1) 1.4 0.0
Cash flow hedging | Foreign currency contracts | Cost of product sold      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Reclassified from AOCI to Income (Loss) 37.3 (25.4) 20.2
Cash flow hedging | Swap lock contracts      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Recognized in OCI (0.3)    
Cash flow hedging | Swap lock contracts | Interest expense      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Reclassified from AOCI to Income (Loss) 0.0    
Cash flow hedging | Treasury lock contracts      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Recognized in OCI 0.0 (16.1) (5.7)
Cash flow hedging | Treasury lock contracts | Interest expense      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Reclassified from AOCI to Income (Loss) $ (2.3) (1.8) 0.0
Cash flow hedging | Interest rate swap contracts      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Recognized in OCI   (0.6) (0.5)
Cash flow hedging | Interest rate swap contracts | Interest expense      
Effect of our derivative instruments designated in cash flow hedging relationships on our results of operations, net of income tax effect      
Net Gain (Loss) Reclassified from AOCI to Income (Loss)   $ (1.1) $ 0.0