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Segmented Information - Assets and Liabilities by Segment (Details) - CAD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Disclosure of operating segments [line items] |  |
Total general fund assets | $ 180,229 | $ 168,765
Investments for account of segregated fund holders | 116,973 | 103,062
Total general fund liabilities | 155,721 | 144,195
Consolidation adjustments |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | (272) | (217)
Investments for account of segregated fund holders | 0 | 0
Total general fund liabilities | (272) | (217)
Canada | Reportable segments |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | 94,909 | 86,697
Investments for account of segregated fund holders | 98,758 | 85,885
Total general fund liabilities | 86,847 | 78,946
SLF U.S. | Reportable segments |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | 34,711 | 34,584
Investments for account of segregated fund holders | 514 | 491
Total general fund liabilities | 31,044 | 30,671
Asset Management |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | 5,666 | 4,468
Investments for account of segregated fund holders | 0 | 0
Asset Management | Reportable segments |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | 5,666 | 4,468
Investments for account of segregated fund holders | 0 | 0
Total general fund liabilities | 4,250 | 2,396
SLF Asia | Reportable segments |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | 31,285 | 28,855
Investments for account of segregated fund holders | 6,675 | 6,173
Total general fund liabilities | 25,750 | 23,692
Corporate |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | 13,930 | 14,378
Investments for account of segregated fund holders | 11,026 | 10,513
Corporate | Reportable segments |  |
Disclosure of operating segments [line items] |  |
Total general fund assets | 13,930 | 14,378
Investments for account of segregated fund holders | 11,026 | 10,513
Total general fund liabilities | $ 8,102 | $ 8,707

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