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Risk Management - Schedule of Distribution of Debt Securities and Private Placements Portfolio by Sector and Industry (Detail) - CAD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
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Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 259,482 | $ 236,101
% of total | 100.00% | 100.00%
Government and agency [Member] |  |
Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 85,357 | $ 77,883
% of total | 33.00% | 33.00%
Utilities [Member] |  |
Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 47,902 | $ 44,426
% of total | 18.00% | 19.00%
Financial [Member] |  |
Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 35,656 | $ 31,929
% of total | 15.00% | 13.00%
Consumer [Member] |  |
Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 29,684 | $ 25,931
% of total | 11.00% | 11.00%
Energy [Member] |  |
Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 20,963 | $ 20,196
% of total | 8.00% | 9.00%
Industrial [Member] |  |
Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 22,070 | $ 19,024
% of total | 9.00% | 8.00%
Other [Member] |  |
Disclosure of Distribution of Debt Securities and Private Placement Portfolio by Sector and Industry [line items] |  |
Carrying value | $ 17,850 | $ 16,712
% of total | 6.00% | 7.00%

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