XML 199 R174.htm IDEA: XBRL DOCUMENT v3.10.0.1
Segregated Funds - Summary of Composition of Segregated Funds Net Assets (Detail) - CAD ($)
$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets $ 313,596 $ 324,808 $ 315,708
Composition of segregated funds net assets      
Held by policyholders 313,209 324,307  
Held by the Company 387 501  
Cash and short-term securities [Member]      
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets 3,700 4,756  
Debt securities [Member]      
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets 15,313 15,472  
Equity [Member]      
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets 11,661 12,624  
Mutual funds [Member]      
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets 277,133 288,007  
Other investments [Member]      
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets 4,678 4,514  
Accrued investment income [member]      
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets 1,811 201  
Other assets and liabilities, net [Member]      
Disclosure of Composition Of Segregated Fund [line items]      
Total segregated funds net assets $ (700) $ (766)