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Investments In Fixed Maturity Securities (Tables)
 3 Months Ended
Mar. 31, 2013
Investments in Fixed Maturity Securities [Abstract]  
Investments In Fixed Maturity Securities
At March 31, 2013 and December 31, 2012, investments in fixed maturity securities were as follows:
 
(In thousands)
Amortized
Cost
 
Gross Unrealized
 
Fair
Value
 
Carrying
Value
Gains
 
Losses
 
March 31, 2013
 
 
 
 
 
 
 
 
 
Held to maturity:
 
 
 
 
 
 
 
 
 
State and municipal
$
66,125

 
$
17,675

 
$
—

 
$
83,800

 
$
66,125

Residential mortgage-backed
31,181

 
4,977

 
—

 
36,158

 
31,181

Corporate
4,997

 
555

 
—

 
5,552

 
4,997

Total held to maturity
102,303

 
23,207

 
—

 
125,510

 
102,303

Available for sale:
 
 
 
 
 
 
 
 
 
U.S. government and government agency
807,341

 
68,429

 
(58
)
 
875,712

 
875,712

State and municipal
4,110,714

 
308,121

 
(9,219
)
 
4,409,616

 
4,409,616

Mortgage-backed securities:
 
 
 
 
 
 
 
 
 
Residential (1)
1,293,875

 
48,550

 
(6,878
)
 
1,335,547

 
1,335,547

Commercial
203,260

 
6,504

 
(398
)
 
209,366

 
209,366

Corporate
3,370,627

 
210,832

 
(10,380
)
 
3,571,079

 
3,571,079

Foreign
1,065,472

 
96,381

 
(359
)
 
1,161,494

 
1,161,494

Total available for sale
10,851,289

 
738,817

 
(27,292
)
 
11,562,814

 
11,562,814

Total investments in fixed maturity securities
$
10,953,592

 
$
762,024

 
$
(27,292
)
 
$
11,688,324

 
$
11,665,117

December 31, 2012
 
 
 
 
 
 
 
 
 
Held to maturity:
 
 
 
 
 
 
 
 
 
State and municipal
$
65,190

 
$
18,529

 
$
—

 
$
83,719

 
$
65,190

Residential mortgage-backed
32,764

 
5,286

 
—

 
38,050

 
32,764

Corporate
4,997

 
605

 
—

 
5,602

 
4,997

Total held to maturity
102,951

 
24,420

 
—

 
127,371

 
102,951

Available for sale:
 
 
 
 
 
 
 
 
 
U.S. government and government agency
827,591

 
72,532

 
(1,660
)
 
898,463

 
898,463

State and municipal
4,449,238

 
328,974

 
(9,693
)
 
4,768,519

 
4,768,519

Mortgage-backed securities:
 
 
 
 
 
 
 
 
 
Residential (1)
1,395,739

 
53,846

 
(7,456
)
 
1,442,129

 
1,442,129

Commercial
268,671

 
5,641

 
(744
)
 
273,568

 
273,568

Corporate
3,144,480

 
214,322

 
(12,083
)
 
3,346,719

 
3,346,719

Foreign
1,029,284

 
83,347

 
(1,024
)
 
1,111,607

 
1,111,607

Total available for sale
11,115,003

 
758,662

 
(32,660
)
 
11,841,005

 
11,841,005

Total investments in fixed maturity securities
$
11,217,954

 
$
783,082

 
$
(32,660
)
 
$
11,968,376

 
$
11,943,956

___________
(1)
Gross unrealized losses for residential mortgage-backed securities include $1,925,000 and $3,037,000 as of March 31, 2013 and December 31, 2012, respectively, related to the non-credit portion of other-than-temporary impairments (“OTTI”) recognized in other comprehensive income.
The Amortized Cost And Fair Value of Fixed Maturity Securities
The amortized cost and fair value of fixed maturity securities at March 31, 2013, by contractual maturity, are shown below. Actual maturities may differ from contractual maturities because certain issuers may have the right to call or prepay obligations.
 
(In thousands)
Amortized
Cost
 
Fair Value
Due in one year or less
$
798,683

 
$
826,292

Due after one year through five years
3,482,465

 
3,673,747

Due after five years through ten years
2,536,987

 
2,806,448

Due after ten years
2,607,141

 
2,800,766

Mortgage-backed securities
1,528,316

 
1,581,071

Total
$
10,953,592

 
$
11,688,324