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Goodwill and Intangible Assets - Components of Intangible Assets (Details) - CAD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
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Disclosure of detailed information about intangible assets [line items] |  |
Intangible assets | $ 2,477 | $ 2,083
Fund management contracts |  |
Disclosure of detailed information about intangible assets [line items] |  |
Intangible assets | 924 | 640
Indefinite life intangible assets |  |
Disclosure of detailed information about intangible assets [line items] |  |
Intangible assets | 924 | 640
Distribution, sales potential of field force |  |
Disclosure of detailed information about intangible assets [line items] |  |
Intangible assets | 316 | 339
Client relationships and asset administration contracts |  |
Disclosure of detailed information about intangible assets [line items] |  |
Intangible assets | 728 | 735
Internally generated software |  |
Disclosure of detailed information about intangible assets [line items] |  |
Intangible assets | 509 | 369
Total finite life intangible assets |  |
Disclosure of detailed information about intangible assets [line items] |  |
Intangible assets | $ 1,553 | $ 1,443

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- Definition The amount of identifiable non-monetary assets without physical substance. This amount does not include goodwill. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 118 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_118_e&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 54 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_54_c&doctype=Standard -URIDate 2019-03-27 + Details
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