XML 136 R120.htm IDEA: XBRL DOCUMENT v3.22.0.1
LONG-TERM DEBT - Summary of Long-term Debt (Details)
Dec. 31, 2021
CAD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
CAD ($)
Jun. 22, 2020
USD ($)
Mar. 31, 2020
CAD ($)
Disclosure of detailed information about borrowings [line items]          
Long-term debt $ 17,137,000,000   $ 16,751,000,000    
Deferred transaction costs and discounts (185,000,000)   (172,000,000)    
Less current portion (1,551,000,000)   (1,450,000,000)    
Senior Notes Due 2021 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 1,450,000,000        
Interest rate 5.34% 5.34%      
Senior Notes Due 2022          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 1,450,000,000        
Interest rate 5.34% 5.34%      
Senior Notes Due 2022 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 600,000,000        
Interest rate 4.00% 4.00%      
Senior Notes Due 2022 | Floating interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 750,000,000   $ 750,000,000  
Senior Notes Due 2023 - 3.000% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 500,000,000      
Interest rate 3.00% 3.00%      
Senior Notes Due 2023 - 4.100% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 850,000,000      
Interest rate 4.10% 4.10%      
Senior Notes Due 2024 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 600,000,000        
Interest rate 4.00% 4.00%      
Senior Notes Due 2025 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 700,000,000      
Interest rate 3.625% 3.625%      
Senior Notes Due 2026 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 500,000,000      
Interest rate 2.90% 2.90%      
Senior Notes Due 2027 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 1,500,000,000       $ 1,500,000,000
Interest rate 3.65% 3.65%     3.65%
Senior Notes Due 2029 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 1,000,000,000        
Interest rate 3.25% 3.25%      
Senior Debentures Due 2032 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 200,000,000      
Interest rate 8.75% 8.75%      
Senior Notes Due 2038 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 350,000,000      
Interest rate 7.50% 7.50%      
Senior Notes Due 2039 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 500,000,000        
Interest rate 6.68% 6.68%      
Senior Notes Due 2040 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 800,000,000        
Interest rate 6.11% 6.11%      
Senior Notes Due 2041 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount $ 400,000,000        
Interest rate 6.56% 6.56%      
Senior Notes Due 2043 - 4.500% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 500,000,000      
Interest rate 4.50% 4.50%      
Senior Notes Due 2043 - 5.450% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 650,000,000      
Interest rate 5.45% 5.45%      
Senior Notes Due 2044 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 1,050,000,000      
Interest rate 5.00% 5.00%      
Senior Notes Due 2048 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 750,000,000      
Interest rate 4.30% 4.30%      
Senior Notes Due 2049 - 4.350% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 1,250,000,000      
Interest rate 4.35% 4.35%      
Senior Notes Due 2049 - 3.700% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 1,000,000,000      
Interest rate 3.70% 3.70%      
Subordinated Notes | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Principal amount   $ 2,000,000,000      
Interest rate 5.00% 5.00%      
Gross carrying amount          
Disclosure of detailed information about borrowings [line items]          
Long-term debt $ 18,873,000,000   18,373,000,000    
Gross carrying amount | Senior Notes Due 2021 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 0   1,450,000,000    
Gross carrying amount | Senior Notes Due 2022 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 600,000,000   600,000,000    
Gross carrying amount | Senior Notes Due 2022 | Floating interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 951,000,000   955,000,000    
Gross carrying amount | Senior Notes Due 2023 - 3.000% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 634,000,000   637,000,000    
Gross carrying amount | Senior Notes Due 2023 - 4.100% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 1,078,000,000   1,082,000,000    
Gross carrying amount | Senior Notes Due 2024 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 600,000,000   600,000,000    
Gross carrying amount | Senior Notes Due 2025 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 886,000,000   890,000,000    
Gross carrying amount | Senior Notes Due 2026 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 634,000,000   637,000,000    
Gross carrying amount | Senior Notes Due 2027 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 1,500,000,000   1,500,000,000    
Gross carrying amount | Senior Notes Due 2029 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 1,000,000,000   1,000,000,000    
Gross carrying amount | Senior Debentures Due 2032 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 254,000,000   255,000,000    
Gross carrying amount | Senior Notes Due 2038 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 444,000,000   446,000,000    
Gross carrying amount | Senior Notes Due 2039 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 500,000,000   500,000,000    
Gross carrying amount | Senior Notes Due 2040 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 800,000,000   800,000,000    
Gross carrying amount | Senior Notes Due 2041 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 400,000,000   400,000,000    
Gross carrying amount | Senior Notes Due 2043 - 4.500% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 634,000,000   637,000,000    
Gross carrying amount | Senior Notes Due 2043 - 5.450% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 823,000,000   827,000,000    
Gross carrying amount | Senior Notes Due 2044 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 1,331,000,000   1,337,000,000    
Gross carrying amount | Senior Notes Due 2048 | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 951,000,000   955,000,000    
Gross carrying amount | Senior Notes Due 2049 - 4.350% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 1,585,000,000   1,592,000,000    
Gross carrying amount | Senior Notes Due 2049 - 3.700% | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt 1,268,000,000   1,273,000,000    
Gross carrying amount | Subordinated Notes | Fixed interest rate          
Disclosure of detailed information about borrowings [line items]          
Long-term debt $ 2,000,000,000   $ 0