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SCHEDULE I - SUMMARY OF INVESTMENTS - OTHER THAN INVESTMENTS IN RELATED PARTIES
12 Months Ended
Dec. 31, 2017
Summary of Investments, Other than Investments in Related Parties [Abstract]  
Schedule I - Summary of Investments - Other than Investments in Related Parties
SCHEDULE I
SUMMARY OF INVESTMENTS—OTHER THAN INVESTMENTS IN RELATED PARTIES
DECEMBER 31, 2017
Type of Investment
Cost(1)
 
Fair Value
 
Carrying
Value
 
(in millions)
Fixed Maturities:
 
 
 
 
 
U.S. government, agencies and authorities
$
12,644

 
$
13,135

 
$
13,135

State, municipalities and political subdivisions
414

 
481

 
481

Foreign governments
376

 
396

 
396

Public utilities
3,540

 
3,728

 
3,728

All other corporate bonds
17,083

 
17,784

 
17,784

Residential mortgage-backed
236

 
251

 
251

Asset-backed
89

 
92

 
92

Redeemable preferred stocks
449

 
491

 
491

Total fixed maturities
$
34,831

 
$
36,358

 
$
36,358

Equity securities:
 
 
 
 
 
Mortgage loans on real estate
10,943

 
10,895

 
10,935

Real estate held for the production of income
390

 
390

 
390

Policy loans
3,315

 
4,210

 
3,315

Other equity investments
1,351

 
1,351

 
1,351

Trading securities
12,661

 
12,628

 
12,628

Other invested assets
3,121

 
3,121

 
3,121

Total Investments
$
66,612

 
$
68,953

 
$
68,098



(1)
Cost for fixed maturities represents original cost, reduced by repayments and writedowns and adjusted for amortization of premiums or accretion of discount; cost for equity securities represents original cost reduced by writedowns; cost for other limited partnership interests represents original cost adjusted for equity in income and reduced by distributions.