Other comprehensive income (loss) information (Tables)
 9 Months Ended
Sep. 30, 2016
Changes in accumulated other comprehensive income (loss)

Changes in accumulated other comprehensive income (loss):

 

 millions of Canadian dollars            2016         2015    

 

  

 Balance at January 1

      (1,828 )      (2,059)    

 Post-retirement benefits liability adjustment:

     

Current period change excluding amounts reclassified from accumulated other
comprehensive income

      100        (176)    

Amounts reclassified from accumulated other comprehensive income

      108        126     

 

  

 Balance at September 30

      (1,620 )      (2,109)    

 

  
Amounts reclassified out of accumulated other comprehensive income (loss) - before-tax income (expense)

Amounts reclassified out of accumulated other comprehensive income (loss) - before-tax income (expense):

 

     Third Quarter    

     Nine Months

     to September 30

  
 millions of Canadian dollars    2016         2015             2016         2015    

 

  

 Amortization of post-retirement benefits liability adjustment included in net periodic benefit cost (a)

      (44 )      (57 )      (138 )      (170)    

 

  
 (a) This accumulated other comprehensive income component is included in the computation of net periodic benefit cost (note 4).
Income Tax Expense (Credit) for Components of Other Comprehensive Income (Loss)

Income tax expense (credit) for components of other comprehensive income (loss):

 

     Third Quarter     

     Nine Months

     to September 30

  
 millions of Canadian dollars    2016          2015              2016          2015    

 

  

 Post-retirement benefits liability adjustments:

            

Post-retirement benefits liability adjustment (excluding amortization)

      -         -         37         (61)    

Amortization of post-retirement benefits liability adjustment included in net periodic benefit cost

      10         15         30         44     

 

  

 Total

      10         15         67         (17)