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Financial and derivative instruments (Tables)
 12 Months Ended
Dec. 31, 2019
Summary of Realized and Unrealized Gain or (Loss) on Derivative Instruments
Realized and unrealized gain or (loss) on derivative instruments recognized in the Consolidated statement of income is included in the following lines on a
before-tax
basis:
millions of Canadian dollars
 
 
2019
    
    
2018
    
    
2017
  
Revenues
  
 
(3
)
 
 
    
6
     
-
  
Purchases of crude oil and products
  
 
(7
)
    
(24
)     
(5
) 
Total
  
 
(10
)
    
(18
)     
(5
)