XML 98 R69.htm IDEA: XBRL DOCUMENT v3.19.1
OTHER LONG-TERM ASSETS - Narrative (Details)
 12 Months Ended
Dec. 31, 2018
CAD ($)
bbl
Dec. 31, 2013
Jun. 01, 2018
Mar. 31, 2018
CAD ($)
Dec. 31, 2017
CAD ($)
Disclosure of joint ventures [line items]          
North West Redwater Partnership subordinated debt $ 591,000,000       $ 510,000,000
Prepaid service tolls 62,000,000        
Borrowings 20,623,000,000       22,458,000,000
Non-revolving term credit facility maturing February 2020          
Disclosure of joint ventures [line items]          
Maximum credit facility $ 750,000,000        
North West Redwater Partnership          
Disclosure of joint ventures [line items]          
Company's voting percent interest in joint venture 50.00%        
Processing agreement, barrels of bitumen feedstock per day | bbl 50,000        
Processing agreement, barrels of bitumen feedstock per date for the Company | bbl 12,500        
Processing agreement, barrels of bitumen feedstock per date for others | bbl 37,500        
Company's ownership interest in joint venture 50.00% 50.00%      
Subordinated debt interest rate variable   6.00%      
Debt to equity ratio   400.00%      
Subordinated debt contributed before accrued interest $ 439,000,000        
Accrued interest 152,000,000        
North West Redwater Partnership subordinated debt $ 591,000,000        
Percent of pro rata share of debt company has committed paying to joint venture 25.00%   25.00%    
Term of commitment to joint venture 30 years        
North West Redwater Partnership          
Disclosure of joint ventures [line items]          
Processing agreement, barrels of bitumen feedstock per day | bbl 50,000        
Processing agreement term 30 years        
Facility capital cost budget for the Project $ 9,700,000,000        
North West Redwater Partnership | 2.80% Series J Senior Secured Bonds Due June 2027          
Disclosure of joint ventures [line items]          
Bonds issued         $ 750,000,000
Bonds issued, interest rate         2.80%
North West Redwater Partnership | 3.65% Series K Senior Secured Bonds Due June 2035          
Disclosure of joint ventures [line items]          
Bonds issued         $ 750,000,000
Bonds issued, interest rate         3.65%
North West Redwater Partnership | Syndicated credit facility          
Disclosure of joint ventures [line items]          
Borrowings 2,333,000,000        
Maximum credit facility $ 3,500,000,000     $ 3,500,000,000  
North West Redwater Partnership | Non-revolving term credit facility maturing February 2020          
Disclosure of joint ventures [line items]          
Maximum credit facility       1,500,000,000  
Major Borrowings Transactions | North West Redwater Partnership | Syndicated credit facility          
Disclosure of joint ventures [line items]          
Maximum credit facility       $ 2,000,000,000