XML 135 R107.htm IDEA: XBRL DOCUMENT v3.22.1
Supplemental Disclosure of Cash Flow Information - Liabilities Arising From Financing Activities (Details) - CAD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Liabilities arising from financing activities, beginning balance $ 23,115 $ 22,592  
Changes from financing cash flows:      
Issue (repayment) of long-term debt (6,779) 719  
Settlement of long-term debt acquired (183) (397) $ 0
Proceeds on settlement of cross currency swaps 0 166 0
Payment of lease liabilities (209) (225) (237)
Non-cash changes:      
Lease additions 88 148  
Changes in foreign exchange and fair value (56) (285)  
Liabilities arising from financing activities, ending balance 16,159 23,115 22,592
Long-term debt      
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Liabilities arising from financing activities, beginning balance 21,453 20,982  
Changes from financing cash flows:      
Issue (repayment) of long-term debt (6,779) 719  
Non-cash changes:      
Changes in foreign exchange and fair value 20 (248)  
Liabilities arising from financing activities, ending balance 14,694 21,453 20,982
Cash flow hedges on US dollar debt securities      
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Liabilities arising from financing activities, beginning balance (28) (199)  
Changes from financing cash flows:      
Proceeds on settlement of cross currency swaps   166  
Non-cash changes:      
Changes in foreign exchange and fair value (91) 5  
Liabilities arising from financing activities, ending balance (119) (28) (199)
Lease liabilities      
Disclosure of reconciliation of liabilities arising from financing activities [line items]      
Liabilities arising from financing activities, beginning balance 1,690 1,809  
Changes from financing cash flows:      
Payment of lease liabilities (209) (225)  
Non-cash changes:      
Lease additions 88 148  
Changes in foreign exchange and fair value 15 (42)  
Liabilities arising from financing activities, ending balance 1,584 1,690 $ 1,809
Painted Pony Energy Ltd      
Changes from financing cash flows:      
Settlement of long-term debt acquired   (397)  
Non-cash changes:      
Assumption of long-term debt   397  
Painted Pony Energy Ltd | Long-term debt      
Changes from financing cash flows:      
Settlement of long-term debt acquired   (397)  
Non-cash changes:      
Assumption of long-term debt   $ 397  
STORM Resources Ltd      
Changes from financing cash flows:      
Settlement of long-term debt acquired (183)    
Non-cash changes:      
Assumption of long-term debt 183    
STORM Resources Ltd | Long-term debt      
Changes from financing cash flows:      
Settlement of long-term debt acquired (183)    
Non-cash changes:      
Assumption of long-term debt $ 183