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FAIR VALUE MEASUREMENTS (Tables)
3 Months Ended
Mar. 31, 2013
Fair Value Disclosures [Abstract]  
Fair Value Hierarchy, Assets and Liabilities Measured on Recurring Basis
The following tables present the fair value hierarchy levels of the Company's assets and liabilities that are measured and carried at fair value on a recurring basis.
  
March 31, 2013
(In millions)
Quoted Prices in
Active Markets
for Identical
Assets
(Level 1)
 
Significant
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 
Total
Fair
Value
Assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Securities available for sale, carried at
fair value:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Government and agencies
 
$
12,190

 
 
 
$
704

 
 
 
$
0

 
 
 
$
12,894

 
Municipalities
 
0

 
 
 
1,161

 
 
 
0

 
 
 
1,161

 
Mortgage- and asset-backed securities
 
0

 
 
 
515

 
 
 
439

 
 
 
954

 
Public utilities
 
0

 
 
 
8,150

 
 
 
0

 
 
 
8,150

 
Sovereign and supranational
 
0

 
 
 
1,752

 
 
 
0

 
 
 
1,752

 
Banks/financial institutions
 
0

 
 
 
6,945

 
 
 
26

 
 
 
6,971

 
Other corporate
 
0

 
 
 
24,394

 
 
 
0

 
 
 
24,394

 
Total fixed maturities
 
12,190

 
 
 
43,621

 
 
 
465

 
 
 
56,276

 
  Perpetual securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Banks/financial institutions
 
0

 
 
 
2,915

 
 
 
0

 
 
 
2,915

 
Other corporate
 
0

 
 
 
218

 
 
 
0

 
 
 
218

 
Total perpetual securities
 
0

 
 
 
3,133

 
 
 
0

 
 
 
3,133

 
Equity securities
 
15

 
 
 
5

 
 
 
4

 
 
 
24

 
Other assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Interest rate swaps
 
0

 
 
 
0

 
 
 
26

 
 
 
26

 
Foreign currency swaps
 
0

 
 
 
251

 
 
 
130

 
 
 
381

 
Foreign currency forwards
 
0

 
 
 
19

 
 
 
0

 
 
 
19

 
Foreign currency options
 
0

 
 
 
2

 
 
 
0

 
 
 
2

 
Credit default swaps
 
0

 
 
 
0

 
 
 
2

 
 
 
2

 
Total other assets
 
0

 
 
 
272

 
 
 
158

 
 
 
430

 
Cash and cash equivalents
 
2,596

 
 
 
0

 
 
 
0

 
 
 
2,596

 
Total assets
 
$
14,801

 
 
 
$
47,031

 
 
 
$
627

 
 
 
$
62,459

 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Interest rate swaps
 
$
0

 
 
 
$
0

 
 
 
$
1

 
 
 
$
1

 
Foreign currency swaps
 
0

 
 
 
0

 
 
 
314

 
 
 
314

 
Foreign currency forwards
 
0

 
 
 
272

 
 
 
0

 
 
 
272

 
Credit default swaps
 
0

 
 
 
0

 
 
 
56

 
 
 
56

 
Total liabilities
 
$
0

 
 
 
$
272

 
 
 
$
371

 
 
 
$
643

 

  
December 31, 2012
(In millions)
Quoted Prices in
Active Markets
for Identical
Assets
(Level 1)
 
Significant
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 
Total
Fair
Value
Assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Securities available for sale, carried at
fair value:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Government and agencies
 
$
12,265

 
 
 
$
732

 
 
 
$
0

 
 
 
$
12,997

 
Municipalities
 
0

 
 
 
1,195

 
 
 
0

 
 
 
1,195

 
Mortgage- and asset-backed securities
 
0

 
 
 
693

 
 
 
338

 
 
 
1,031

 
Public utilities
 
0

 
 
 
8,077

 
 
 
420

 
 
 
8,497

 
Sovereign and supranational
 
0

 
 
 
1,654

 
 
 
418

 
 
 
2,072

 
Banks/financial institutions
 
0

 
 
 
6,610

 
 
 
1,024

 
 
 
7,634

 
Other corporate
 
0

 
 
 
22,841

 
 
 
986

 
 
 
23,827

 
Total fixed maturities
 
12,265

 
 
 
41,802

 
 
 
3,186

 
 
 
57,253

 
  Perpetual securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Banks/financial institutions
 
0

 
 
 
3,735

 
 
 
215

 
 
 
3,950

 
Other corporate
 
0

 
 
 
352

 
 
 
0

 
 
 
352

 
Total perpetual securities
 
0

 
 
 
4,087

 
 
 
215

 
 
 
4,302

 
Equity securities
 
13

 
 
 
6

 
 
 
4

 
 
 
23

 
Other assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Interest rate swaps
 
0

 
 
 
0

 
 
 
32

 
 
 
32

 
Foreign currency swaps
 
0

 
 
 
154

 
 
 
157

 
 
 
311

 
Credit default swaps
 
0

 
 
 
0

 
 
 
2

 
 
 
2

 
Total other assets
 
0

 
 
 
154

 
 
 
191

 
 
 
345

 
Cash and cash equivalents
 
2,041

 
 
 
0

 
 
 
0

 
 
 
2,041

 
Total assets
 
$
14,319

 
 
 
$
46,049

 
 
 
$
3,596

 
 
 
$
63,964

 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Interest rate swaps
 
$
0

 
 
 
$
0

 
 
 
$
3

 
 
 
$
3

 
Foreign currency swaps
 
0

 
 
 
0

 
 
 
329

 
 
 
329

 
Foreign currency forwards
 
0

 
 
 
535

 
 
 
0

 
 
 
535

 
Credit default swaps
 
0

 
 
 
0

 
 
 
67

 
 
 
67

 
Total liabilities
 
$
0

 
 
 
$
535

 
 
 
$
399

 
 
 
$
934

 
Fair Value Hierarchy Levels of Assets and Liabilities Carried at Cost or Amortized Cost
The following tables present the carrying amount and fair value categorized by fair value hierarchy level for the Company's financial instruments that are not carried at fair value.
  
March 31, 2013
(In millions)
Carrying
Value
Quoted Prices in
Active Markets
for Identical
Assets
(Level 1)
 
Significant
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 
Total
Fair
Value
Assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Securities held to maturity,
carried at amortized cost:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Government and agencies
 
$
24,606

 
 
$
26,760

 
 
 
$
0

 
 
 
$
0

 
 
 
$
26,760

 
Municipalities
 
452

 
 
0

 
 
 
517

 
 
 
0

 
 
 
517

 
Mortgage and asset-backed
securities
 
77

 
 
0

 
 
 
26

 
 
 
55

 
 
 
81

 
Public utilities
 
4,532

 
 
0

 
 
 
4,512

 
 
 
0

 
 
 
4,512

 
Sovereign and
supranational
 
2,953

 
 
0

 
 
 
3,073

 
 
 
0

 
 
 
3,073

 
Banks/financial institutions
 
8,480

 
 
0

 
 
 
7,953

 
 
 
0

 
 
 
7,953

 
Other corporate
 
4,104

 
 
0

 
 
 
4,151

 
 
 
0

 
 
 
4,151

 
 Total assets
 
$
45,204

 
 
$
26,760

 
 
 
$
20,232

 
 
 
$
55

 
 
 
$
47,047

 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Notes payable
(excluding capital leases)
 
$
4,276

 
 
$
0

 
 
 
$
0

 
 
 
$
4,924

 
 
 
$
4,924

 
Obligation to Japanese
policyholder protection
corporation
 
2

 
 
0

 
 
 
0

 
 
 
2

 
 
 
2

 
Total liabilities
 
$
4,278

 
 
$
0

 
 
 
$
0

 
 
 
$
4,926

 
 
 
$
4,926

 
  
December 31, 2012
(In millions)
Carrying
Value
Quoted Prices in
Active Markets
for Identical
Assets
(Level 1)
 
Significant
Observable
Inputs
(Level 2)
 
Significant
Unobservable
Inputs
(Level 3)
 
Total
Fair
Value
Assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Securities held to maturity,
carried at amortized cost:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Government and agencies
 
$
32,043

 
 
$
32,332

 
 
 
$
0

 
 
 
$
0

 
 
 
$
32,332

 
Municipalities
 
492

 
 
0

 
 
 
520

 
 
 
0

 
 
 
520

 
Mortgage and asset-backed
securities
 
90

 
 
0

 
 
 
30

 
 
 
64

 
 
 
94

 
Public utilities
 
4,924

 
 
0

 
 
 
5,051

 
 
 
0

 
 
 
5,051

 
Sovereign and
supranational
 
3,209

 
 
0

 
 
 
3,317

 
 
 
0

 
 
 
3,317

 
Banks/financial institutions
 
9,211

 
 
0

 
 
 
8,991

 
 
 
0

 
 
 
8,991

 
Other corporate
 
4,457

 
 
0

 
 
 
4,536

 
 
 
0

 
 
 
4,536

 
  Total assets
 
$
54,426

 
 
$
32,332

 
 
 
$
22,445

 
 
 
$
64

 
 
 
$
54,841

 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Notes payable
(excluding capital leases)
 
$
4,343

 
 
$
0

 
 
 
$
0

 
 
 
$
4,992

 
 
 
$
4,992

 
Obligation to Japanese
policyholder protection
corporation
 
23

 
 
0

 
 
 
0

 
 
 
23

 
 
 
23

 
Total liabilities
 
$
4,366

 
 
$
0

 
 
 
$
0

 
 
 
$
5,015

 
 
 
$
5,015

 
Fair Value Assets Available-for-Sale Securities Primary Pricing Sources Table Text Block [Table Text Block]
 
 
December 31, 2012
(In millions)
 
Quoted Prices in Active Markets
for Identical Assets
(Level 1)
 
Significant Observable
Inputs
(Level 2)
 
Significant Unobservable Inputs
(Level 3)
 
Total
Fair
Value
Securities available for sale, carried at fair value:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
      Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
         Government and agencies:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
$
12,265

 
 
 
$
685

 
 
 
$
0

 
 
 
$
12,950

 
            DCF pricing model
 
 
0

 
 
 
47

 
 
 
0

 
 
 
47

 
               Total government and agencies
 
 
12,265

 
 
 
732

 
 
 
0

 
 
 
12,997

 
         Municipalities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
1,177

 
 
 
0

 
 
 
1,177

 
            DCF pricing model
 
 
0

 
 
 
18

 
 
 
0

 
 
 
18

 
               Total municipalities
 
 
0

 
 
 
1,195

 
 
 
0

 
 
 
1,195

 
         Mortgage- and asset-backed securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
682

 
 
 
0

 
 
 
682

 
            DCF pricing model
 
 
0

 
 
 
11

 
 
 
0

 
 
 
11

 
            Broker/other
 
 
0

 
 
 
0

 
 
 
338

 
 
 
338

 
               Total mortgage- and asset-backed securities
 
 
0

 
 
 
693

 
 
 
338

 
 
 
1,031

 
         Public utilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
5,144

 
 
 
0

 
 
 
5,144

 
            DCF pricing model
 
 
0

 
 
 
2,908

 
 
 
420

 
 
 
3,328

 
            Broker/other
 
 
0

 
 
 
25

 
 
 
0

 
 
 
25

 
               Total public utilities
 
 
0

 
 
 
8,077

 
 
 
420

 
 
 
8,497

 
         Sovereign and supranational:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
540

 
 
 
0

 
 
 
540

 
            DCF pricing model
 
 
0

 
 
 
619

 
 
 
418

 
 
 
1,037

 
            Broker/other
 
 
0

 
 
 
495

 
 
 
0

 
 
 
495

 
               Total sovereign and supranational
 
 
0

 
 
 
1,654

 
 
 
418

 
 
 
2,072

 
         Banks/financial institutions:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
4,257

 
 
 
0

 
 
 
4,257

 
            DCF pricing model
 
 
0

 
 
 
2,136

 
 
 
444

 
 
 
2,580

 
            Broker/other
 
 
0

 
 
 
217

 
 
 
580

 
 
 
797

 
               Total banks/financial institutions
 
 
0

 
 
 
6,610

 
 
 
1,024

 
 
 
7,634

 
         Other corporate:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
18,093

 
 
 
0

 
 
 
18,093

 
            DCF pricing model
 
 
0

 
 
 
4,747

 
 
 
575

 
 
 
5,322

 
            Broker/other
 
 
0

 
 
 
1

 
 
 
411

 
 
 
412

 
               Total other corporate
 
 
0

 
 
 
22,841

 
 
 
986

 
 
 
23,827

 
                  Total fixed maturities
 
 
12,265

 
 
 
41,802

 
 
 
3,186

 
 
 
57,253

 
      Perpetual securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
         Banks/financial institutions:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
283

 
 
 
0

 
 
 
283

 
            DCF pricing model
 
 
0

 
 
 
3,452

 
 
 
215

 
 
 
3,667

 
               Total banks/financial institutions
 
 
0

 
 
 
3,735

 
 
 
215

 
 
 
3,950

 
(In millions)
 
Quoted Prices in Active Markets
for Identical Assets
(Level 1)
 
Significant Observable
Inputs
(Level 2)
 
Significant Unobservable Inputs
(Level 3)
 
Total
Fair
Value
         Other corporate:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            DCF pricing model
 
 
0

 
 
 
352

 
 
 
0

 
 
 
352

 
               Total other corporate
 
 
0

 
 
 
352

 
 
 
0

 
 
 
352

 
                  Total perpetual securities
 
 
0

 
 
 
4,087

 
 
 
215

 
 
 
4,302

 
      Equity securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
13

 
 
 
0

 
 
 
0

 
 
 
13

 
            DCF pricing model
 
 
0

 
 
 
6

 
 
 
0

 
 
 
6

 
            Broker/other
 
 
0

 
 
 
0

 
 
 
4

 
 
 
4

 
               Total equity securities
 
 
13

 
 
 
6

 
 
 
4

 
 
 
23

 
                     Total securities available for sale
 
 
$
12,278

 
 
 
$
45,895

 
 
 
$
3,405

 
 
 
$
61,578

 
The following tables present the pricing sources for the fair values of our fixed maturities, perpetual securities, and equity securities.
































 
 
March 31, 2013
(In millions)
 
Quoted Prices in Active Markets for Identical Assets
(Level 1)
 
Significant Observable Inputs
(Level 2)
 
Significant Unobservable Inputs
(Level 3)
 
Total
Fair
Value
Securities available for sale, carried at fair value:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
      Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
         Government and agencies:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
$
12,190

 
 
 
$
704

 
 
 
$
0

 
 
 
$
12,894

 
               Total government and agencies
 
 
12,190

 
 
 
704

 
 
 
0

 
 
 
12,894

 
         Municipalities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
1,161

 
 
 
0

 
 
 
1,161

 
               Total municipalities
 
 
0

 
 
 
1,161

 
 
 
0

 
 
 
1,161

 
         Mortgage- and asset-backed securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
515

 
 
 
0

 
 
 
515

 
            Broker/other
 
 
0

 
 
 
0

 
 
 
439

 
 
 
439

 
               Total mortgage- and asset-backed securities
 
 
0

 
 
 
515

 
 
 
439

 
 
 
954

 
         Public utilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
8,125

 
 
 
0

 
 
 
8,125

 
            Broker/other
 
 
0

 
 
 
25

 
 
 
0

 
 
 
25

 
               Total public utilities
 
 
0

 
 
 
8,150

 
 
 
0

 
 
 
8,150

 
         Sovereign and supranational:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
1,420

 
 
 
0

 
 
 
1,420

 
            Broker/other
 
 
0

 
 
 
332

 
 
 
0

 
 
 
332

 
               Total sovereign and supranational
 
 
0

 
 
 
1,752

 
 
 
0

 
 
 
1,752

 
         Banks/financial institutions:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
6,945

 
 
 
0

 
 
 
6,945

 
            Broker/other
 
 
0

 
 
 
0

 
 
 
26

 
 
 
26

 
               Total banks/financial institutions
 
 
0

 
 
 
6,945

 
 
 
26

 
 
 
6,971

 
         Other corporate:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
24,256

 
 
 
0

 
 
 
24,256

 
            Broker/other
 
 
0

 
 
 
138

 
 
 
0

 
 
 
138

 
               Total other corporate
 
 
0

 
 
 
24,394

 
 
 
0

 
 
 
24,394

 
                  Total fixed maturities
 
 
12,190

 
 
 
43,621

 
 
 
465

 
 
 
56,276

 
      Perpetual securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
         Banks/financial institutions:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
2,915

 
 
 
0

 
 
 
2,915

 
               Total banks/financial institutions
 
 
0

 
 
 
2,915

 
 
 
0

 
 
 
2,915

 
         Other corporate:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
218

 
 
 
0

 
 
 
218

 
               Total other corporate
 
 
0

 
 
 
218

 
 
 
0

 
 
 
218

 
                  Total perpetual securities
 
 
0

 
 
 
3,133

 
 
 
0

 
 
 
3,133

 
      Equity securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
15

 
 
 
5

 
 
 
0

 
 
 
20

 
            Broker/other
 
 
0

 
 
 
0

 
 
 
4

 
 
 
4

 
               Total equity securities
 
 
15

 
 
 
5

 
 
 
4

 
 
 
24

 
                     Total securities available for sale
 
 
$
12,205

 
 
 
$
46,759

 
 
 
$
469

 
 
 
$
59,433

 
Fair Value Assets Held-To-Maturity Securities Primary Pricing Sources Table Text Block [Table Text Block]
 
 
March 31, 2013
(In millions)
 
Quoted Prices in Active Markets for Identical Assets
(Level 1)
 
Significant Observable Inputs
(Level 2)
 
Significant Unobservable Inputs
(Level 3)
 
Total
Fair
Value
Securities held to maturity, carried at amortized cost:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
      Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
         Government and agencies:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
$
26,760

 
 
 
$
0

 
 
 
$
0

 
 
 
$
26,760

 
               Total government and agencies
 
 
26,760

 
 
 
0

 
 
 
0

 
 
 
26,760

 
         Municipalities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
517

 
 
 
0

 
 
 
517

 
               Total municipalities
 
 
0

 
 
 
517

 
 
 
0

 
 
 
517

 
         Mortgage- and asset-backed securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
26

 
 
 
0

 
 
 
26

 
            Broker/other
 
 
0

 
 
 
0

 
 
 
55

 
 
 
55

 
               Total mortgage- and asset-backed securities
 
 
0

 
 
 
26

 
 
 
55

 
 
 
81

 
         Public utilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
4,512

 
 
 
0

 
 
 
4,512

 
               Total public utilities
 
 
0

 
 
 
4,512

 
 
 
0

 
 
 
4,512

 
         Sovereign and supranational:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
3,073

 
 
 
0

 
 
 
3,073

 
               Total sovereign and supranational
 
 
0

 
 
 
3,073

 
 
 
0

 
 
 
3,073

 
         Banks/financial institutions:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
7,953

 
 
 
0

 
 
 
7,953

 
               Total banks/financial institutions
 
 
0

 
 
 
7,953

 
 
 
0

 
 
 
7,953

 
         Other corporate:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
4,151

 
 
 
0

 
 
 
4,151

 
               Total other corporate
 
 
0

 
 
 
4,151

 
 
 
0

 
 
 
4,151

 
                  Total securities held to maturity
 
 
$
26,760

 
 
 
$
20,232

 
 
 
$
55

 
 
 
$
47,047

 
 
 
December 31, 2012
(In millions)
 
Quoted Prices in Active Markets
for Identical Assets
(Level 1)
 
Significant Observable
Inputs
(Level 2)
 
Significant Unobservable Inputs
(Level 3)
 
Total
Fair
Value
Securities held to maturity, carried at amortized cost:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
      Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
         Government and agencies:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
$
32,332

 
 
 
$
0

 
 
 
$
0

 
 
 
$
32,332

 
               Total government and agencies
 
 
32,332

 
 
 
0

 
 
 
0

 
 
 
32,332

 
         Municipalities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
464

 
 
 
0

 
 
 
464

 
            DCF pricing model
 
 
0

 
 
 
56

 
 
 
0

 
 
 
56

 
               Total municipalities
 
 
0

 
 
 
520

 
 
 
0

 
 
 
520

 
         Mortgage- and asset-backed securities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
30

 
 
 
0

 
 
 
30

 
            Broker/other
 
 
0

 
 
 
0

 
 
 
64

 
 
 
64

 
               Total mortgage- and asset-backed securities
 
 
0

 
 
 
30

 
 
 
64

 
 
 
94

 
         Public utilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
58

 
 
 
0

 
 
 
58

 
            DCF pricing model
 
 
0

 
 
 
4,993

 
 
 
0

 
 
 
4,993

 
               Total public utilities
 
 
0

 
 
 
5,051

 
 
 
0

 
 
 
5,051

 
         Sovereign and supranational:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
370

 
 
 
0

 
 
 
370

 
            DCF pricing model
 
 
0

 
 
 
2,947

 
 
 
0

 
 
 
2,947

 
               Total sovereign and supranational
 
 
0

 
 
 
3,317

 
 
 
0

 
 
 
3,317

 
         Banks/financial institutions:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
254

 
 
 
0

 
 
 
254

 
            DCF pricing model
 
 
0

 
 
 
8,737

 
 
 
0

 
 
 
8,737

 
               Total banks/financial institutions
 
 
0

 
 
 
8,991

 
 
 
0

 
 
 
8,991

 
         Other corporate:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Third party pricing vendor
 
 
0

 
 
 
122

 
 
 
0

 
 
 
122

 
            DCF pricing model
 
 
0

 
 
 
4,414

 
 
 
0

 
 
 
4,414

 
               Total other corporate
 
 
0

 
 
 
4,536

 
 
 
0

 
 
 
4,536

 
                  Total securities held to maturity
 
 
$
32,332

 
 
 
$
22,445

 
 
 
$
64

 
 
 
$
54,841

 
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation
The following tables present the changes in fair value of our available-for-sale investments and derivatives classified as Level 3.
Three Months Ended
March 31, 2013
 
Fixed Maturities
 
Perpetual
Securities
 
Equity
Securities
 
Derivatives (1)
 
 
 
(In millions)
Mortgage-
and
Asset-
Backed
Securities
 
Public
Utilities
 
Sovereign
and
Supranational
 
Banks/
Financial
Institutions
 
Other
Corporate
 
Banks/
Financial
Institutions
 
 
 
Interest
Rate
Swaps
 
Foreign
Currency
Swaps
 
Credit
Default
Swaps
 
Total
 
Balance, beginning of period
$
338

 
$
420

 
$
418

 
$
1,024

 
$
986

 
$
215

 
$
4

 
$
29

 
$
(172
)
 
$
(65
)
 
$
3,197

 
Realized investment gains (losses) included
in earnings
0

 
0

 
0

 
0

 
0

 
0

 
0

 
(4
)
 
(5
)
 
11

 
2

 
Unrealized gains (losses) included in other
comprehensive income (loss)
(21
)
 
(20
)
 
0

 
(1
)
 
0

 
0

 
0

 
0

 
(7
)
 
0

 
(49
)
 
Purchases, issuances, sales and settlements:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Purchases
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
Issuances
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
Sales
0

 
(400
)
 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
(400
)
 
Settlements
(3
)
 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
(3
)
 
Transfers into Level 3(2)
125

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
125

 
Transfers out of Level 3(3)
0

 
0

 
(418
)
 
(997
)
 
(986
)
 
(215
)
 
0

 
0

 
0

 
0

 
(2,616
)
 
Balance, end of period
$
439

 
$
0

 
$
0

 
$
26

 
$
0

 
$
0

 
$
4

 
$
25

 
$
(184
)
 
$
(54
)
 
$
256

 
Changes in unrealized gains (losses) relating
to Level 3 assets and liabilities still held at
the end of the period included in realized
investment gains (losses)
$
0

 
$
0

 
$
0

 
$
0

 
$
0

 
$
0

 
$
0

 
$
(4
)
 
$
(5
)
 
$
11

 
$
2

 

(1) Derivative assets and liabilities are presented net
(2) Due to a lack of visibility to observe significant inputs to price
(3) A result of changing our pricing methodology to a valuation method that uses observable market data as significant inputs to estimate fair value

Three Months Ended
March 31, 2012
  
Fixed Maturities
 
Perpetual
Securities
 
Equity
Securities
 
Derivatives (1)
 
  
(In millions)
Mortgage-
and
Asset-
Backed
Securities
 
Public
Utilities
 
Sovereign
and
Supranational
 
Banks/
Financial
Institutions
 
Other
Corporate
 
Banks/
Financial
Institutions
 
 
 
Interest
Rate
Swaps
 
Foreign
Currency
Swaps
 
Credit
Default
Swaps
 
Total
Balance, beginning of period
$
394

 
$
422

 
$
434

 
$
1,074

 
$
1,105

 
$
526

 
$
4

 
$
30

 
$
(56
)
 
$
(130
)
 
$
3,803

Realized investment gains
(losses) included in earnings
0

 
0

 
0

 
0

 
2

 
49

 
0

 
(2
)
 
13

 
33

 
95

Unrealized gains (losses)
included in other
comprehensive income (loss)
(23
)
 
(13
)
 
(16
)
 
23

 
(38
)
 
6

 
0

 
0

 
(12
)
 
0

 
(73
)
Purchases, issuances, sales
and settlements:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Purchases
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

Issuances
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

Sales
0

 
0

 
0

 
0

 
(34
)
 
(256
)
 
0

 
0

 
0

 
0

 
(290
)
Settlements
(4
)
 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
(24
)
 
0

 
(28
)
Transfers into Level 3
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

Transfers out of Level 3
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

 
0

Balance, end of period
$
367

 
$
409

 
$
418

 
$
1,097

 
$
1,035

 
$
325

 
$
4

 
$
28

 
$
(79
)
 
$
(97
)
 
$
3,507

Changes in unrealized gains
(losses) relating to Level 3
assets and liabilities still held
at the end of the period
included in realized
investment gains (losses)
$
0

 
$
0

 
$
0

 
$
0

 
$
0

 
$
0

 
$
0

 
$
(2
)
 
$
13

 
$
33

 
$
44

(1) Derivative assets and liabilities are presented net
Fair Value Inputs Assets Quantitative Information
The following tables summarize the significant unobservable inputs used in the valuation of our Level 3 available-for-sale investments and derivatives. Included in the tables are the inputs or range of possible inputs that have an effect on the overall valuation of the financial instruments.
March 31, 2013
(In millions)
 
Fair Value
 
Valuation Technique(s)
 
Unobservable Input
 
Range
(Weighted Average)
 
Assets:
 
 
 
 
 
 
 
 
 
 
 
  Securities available for sale, carried at fair value:
 
 
 
 
 
 
 
 
 
 
 
    Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
       Mortgage- and asset-backed securities
 
 
$
439

 
 
Consensus pricing
 
Offered quotes
 
N/A
(e) 
       Banks/financial institutions
 
 
26

 
 
Consensus pricing
 
Offered quotes
 
N/A
(e) 
    Equity securities
 
 
4

 
 
Net asset value
 
Offered quotes
 
$1-$868 ($8)
 
  Other assets:
 
 
 
 
 
 
 
 
 

 
       Interest rate swaps
 
 
26

 
 
Discounted cash flow
 
Base correlation
 
    45% - 56% (50%)
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 143 (120) bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
       Foreign currency swaps
 
 
35

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
22 - 129 bps
 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
21.10%
(d) 
 
 
 
5

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
15 - 125 bps
 
 
 
 
90

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
21.10%
(d) 
       Credit default swaps
 
 
2

 
 
Discounted cash flow
 
Base correlation
 
    45% - 56% (50%)
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 143 (120) bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
            Total assets
 
 
$
627

 
 
 
 
 
 
 
 

(a) Weighted-average range of base correlations for our bespoke tranches for attachment and detachment points corresponding to market indices
(b) Inputs derived from U.S. long-term rates to accommodate long maturity nature of our swaps
(c) Inputs derived from Japan long-term rates to accommodate long maturity nature of our swaps
(d) Based on 10 year volatility of JPY/USD exchange rate
(e) N/A represents securities where we receive unadjusted broker quotes and for which there is no transparency into the providers' valuation techniques or unobservable inputs.
March 31, 2013
(In millions)
 
Fair Value
 
Valuation Technique(s)
 
Unobservable Input
 
Range
(Weighted Average)
 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
       Interest rate swaps
 
 
$
1

 
 
Discounted cash flow
 
Base correlation
 
    45% - 56% (50%)
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 143 (120) bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
       Foreign currency swaps
 
 
114

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
35 - 157 bps
 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
21.10%
(d) 
 
 
 
46

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
19 - 204 bps
 
 
 
 
154

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
21.10%
(d) 
       Credit default swaps
 
 
56

 
 
Discounted cash flow
 
Base correlations
 
    45% - 56% (50%)
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 143 (120) bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
            Total liabilities
 
 
$
371

 
 
 
 
 
 
 
 

December 31, 2012
(In millions)
 
Fair Value
 
Valuation Technique(s)
 
Unobservable Input
 
Range
(Weighted Average)
 
Assets:
 
 
 
 
 
 
 
 
 
 
 
  Securities available for sale, carried at fair value:
 
 
 
 
 
 
 
 
 
 
 
    Fixed maturities:
 
 
 
 
 
 
 
 
 
 
 
       Mortgage- and asset-backed securities
 
 
$
338

 
 
Consensus pricing
 
Offered quotes
 
N/A
(e) 
       Public utilities
 
 
420

 
 
Discounted cash flow
 
Historical volatility
 
7.36%
 
       Sovereign and supranational
 
 
418

 
 
Discounted cash flow
 
Historical volatility
 
7.36%
 
       Banks/financial institutions
 
 
444

 
 
Discounted cash flow
 
Historical volatility
 
7.36%
 
 
 
 
580

 
 
Consensus pricing
 
Offered quotes
 
N/A
(e) 
       Other corporate
 
 
575

 
 
Discounted cash flow
 
Historical volatility
 
7.36%
 
 
 
 
411

 
 
Consensus pricing
 
Offered quotes
 
N/A
(e) 
    Perpetual securities:
 
 
 
 
 
 
 
 
 
 
 
       Banks/financial institutions
 
 
215

 
 
Discounted cash flow
 
Historical volatility
 
7.36%
 
    Equity securities
 
 
4

 
 
Net asset value
 
Offered quotes
 
$2-$943 ($8)
 
  Other assets:
 
 
 
 
 
 
 
 
 
 
 
       Interest rate swaps
 
 
32

 
 
Discounted cash flow
 
Base correlation
 
    49% - 50%
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 152 bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
       Foreign currency swaps
 
 
51

 
 
Discounted cash flow
 
Interest rates (USD)
 
1.84% - 2.84%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.84% - 2.05%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
12 - 117 bps
 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
20.65%
(d) 
 
 
 
4

 
 
Discounted cash flow
 
Interest rates (USD)
 
1.84% - 2.84%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.84% - 2.05%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
12 - 126 bps
 
 
 
 
102

 
 
Discounted cash flow
 
Interest rates (USD)
 
1.84% - 2.84%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.84% - 2.05%
(c) 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
20.65%
(d) 
       Credit default swaps
 
 
2

 
 
Discounted cash flow
 
Base correlation
 
    49% - 50%
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 152 bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
            Total assets
 
 
$
3,596

 
 
 
 
 
 
 
 
(a) Weighted-average range of base correlations for our bespoke tranches for attachment and detachment points corresponding to market indices
(b) Inputs derived from U.S. long-term rates to accommodate long maturity nature of our swaps
(c) Inputs derived from Japan long-term rates to accommodate long maturity nature of our swaps
(d) Based on 10 year volatility of JPY/USD exchange rate
(e) N/A represents securities where we receive unadjusted broker quotes and for which there is no transparency into the providers' valuation techniques or unobservable inputs.
Fair Value Inputs Liabilities Quantitative Information
March 31, 2013
(In millions)
 
Fair Value
 
Valuation Technique(s)
 
Unobservable Input
 
Range
(Weighted Average)
 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
       Interest rate swaps
 
 
$
1

 
 
Discounted cash flow
 
Base correlation
 
    45% - 56% (50%)
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 143 (120) bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
       Foreign currency swaps
 
 
114

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
35 - 157 bps
 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
21.10%
(d) 
 
 
 
46

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
19 - 204 bps
 
 
 
 
154

 
 
Discounted cash flow
 
Interest rates (USD)
 
2.01% - 3.02%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.69% - 1.84%
(c) 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
21.10%
(d) 
       Credit default swaps
 
 
56

 
 
Discounted cash flow
 
Base correlations
 
    45% - 56% (50%)
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 143 (120) bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
            Total liabilities
 
 
$
371

 
 
 
 
 
 
 
 

(a) Weighted-average range of base correlations for our bespoke tranches for attachment and detachment points corresponding to market indices
(b) Inputs derived from U.S. long-term rates to accommodate long maturity nature of our swaps
(c) Inputs derived from Japan long-term rates to accommodate long maturity nature of our swaps
(d) Based on 10 year volatility of JPY/USD exchange rate

December 31, 2012
 
(In millions)
 
Fair Value
 
Valuation Technique(s)
 
Unobservable Input
 
Range
(Weighted Average)
 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
       Interest rate swaps
 
 
$
3

 
 
Discounted cash flow
 
Base correlation
 
    49% - 50%
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 152 bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
       Foreign currency swaps
 
 
118

 
 
Discounted cash flow
 
Interest rates (USD)
 
1.84% - 2.84%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.84% - 2.05%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
22 - 141 bps
 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
20.65%
(d) 
 
 
 
60

 
 
Discounted cash flow
 
Interest rates (USD)
 
1.84% - 2.84%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.84% - 2.05%
(c) 
 
 
 
 
 
 
 
 
CDS spreads
 
25 - 186 bps
 
 
 
 
151

 
 
Discounted cash flow
 
Interest rates (USD)
 
1.84% - 2.84%
(b) 
 
 
 
 
 
 
 
 
Interest rates (JPY)
 
.84% - 2.05%
(c) 
 
 
 
 
 
 
 
 
Foreign exchange rates
 
20.65%
(d) 
       Credit default swaps
 
 
67

 
 
Discounted cash flow
 
Base correlations
 
    49% - 50%
(a) 
 
 
 
 
 
 
 
 
CDS spreads
 
91 - 152 bps
 
 
 
 
 
 
 
 
 
Recovery rate
 
37.00%
 
            Total liabilities
 
 
$
399

 
 
 
 
 
 
 
 
(a) Weighted-average range of base correlations for our bespoke tranches for attachment and detachment points corresponding to market indices
(b) Inputs derived from U.S. long-term rates to accommodate long maturity nature of our swaps
(c) Inputs derived from Japan long-term rates to accommodate long maturity nature of our swaps
(d) Based on 10 year volatility of JPY/USD exchange rate