Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments (Details 2)

v3.10.0.1
Derivative Instruments (Details 2) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Aug. 31, 2018
Aug. 31, 2017
Aug. 31, 2018
Aug. 31, 2017
Effect of our undesignated derivative instruments on our results of operations        
Net Gain (Loss) Recognized in Income $ (29.3) $ 5.6 $ (15.8) $ 7.2
Foreign currency contracts [Member] | Selling, general and administrative expenses        
Effect of our undesignated derivative instruments on our results of operations        
Net Gain (Loss) Recognized in Income (26.2) 1.7 (28.1) 6.4
Interest rate swap contracts [Member] | Interest expense [Member]        
Effect of our undesignated derivative instruments on our results of operations        
Net Gain (Loss) Recognized in Income 2.7   2.7  
Commodity derivative contracts [Member] | Cost of product sold [Member]        
Effect of our undesignated derivative instruments on our results of operations        
Net Gain (Loss) Recognized in Income (5.8) 3.9 9.6 0.8
Cash flow hedging [Member]        
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 34.8 23.4 (7.1) 60.0
Net Gain (Loss) Reclassified from AOCI to Income 0.6 0.5 4.8 (2.0)
Cash flow hedging [Member] | Foreign currency contracts [Member]        
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 34.8 23.8 (7.1) 62.4
Cash flow hedging [Member] | Foreign currency contracts [Member] | Sales [Member]        
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 0.0 (0.2) 0.1 0.1
Cash flow hedging [Member] | Foreign currency contracts [Member] | Cost of product sold [Member]        
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 $ 0.6 0.7 $ 4.7 (2.0)
Cash flow hedging [Member] | Interest rate swap contracts [Member]        
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   (0.4)   (2.4)
Cash flow hedging [Member] | Interest rate swap contracts [Member] | Interest expense [Member]        
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   $ 0.0   $ (0.1)