XML 34 R69.htm IDEA: XBRL DOCUMENT v3.20.1
Investments (Composition Of Current And Past Due Mortgage Loans On Real Estate) (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Mortgage Loans On Real Estate Aging [Abstract]        
Current $ 16,184 $ 13,189    
30 to 59 days past due 30 9    
60 to 89 days past due 10 1    
Greater than 90 days past due 16      
Valuation allowance (2)   $ (3) $ (2)
Unamortized premium (discount) 6 (9)    
Total carrying value 16,244 13,190    
Commercial [Member]        
Mortgage Loans On Real Estate Aging [Abstract]        
Current 15,525 12,959    
30 to 59 days past due 3      
Unamortized premium (discount) (17) (17)    
Total carrying value 15,511 12,942    
Residential [Member]        
Mortgage Loans On Real Estate Aging [Abstract]        
Current 659 230    
30 to 59 days past due 27 9    
60 to 89 days past due 10 1    
Greater than 90 days past due 16      
Valuation allowance (2)      
Unamortized premium (discount) 23 8    
Total carrying value $ 733 $ 248