Investments (Tables)

6 Months Ended

Jun. 30, 2012

Investments [Abstract]

Available for sale fixed maturities and equity securities

	June 30, 2012									December 31, 2011
	Amortized Cost		Fair Value		Gross Unrealized					Amortized Cost		Fair Value		Gross Unrealized
					Gains		Losses							Gains		Losses
Fixed maturities:
U.S. Government and government agencies	$	362	$	379	$	17	$	—		$	363	$	382	$	19	$	—
States, municipalities and political subdivisions		3,756		4,067		313		(2	)		3,613		3,877		267		(3	)
Foreign government		238		256		18		—			236		254		18		—
Residential MBS		4,103		4,189		212		(126	)		3,858		3,848		170		(180	)
Commercial MBS		2,636		2,886		250		—			2,628		2,840		218		(6	)
All other corporate		10,278		11,204		949		(23	)		9,864		10,606		802		(60	)
Total fixed maturities	$	21,373	$	22,981	$	1,759		($151	)	$	20,562	$	21,807	$	1,494		($249	)
Common stocks	$	726	$	945	$	236		($17	)	$	610	$	797	$	207		($20	)
Perpetual preferred stocks	$	171	$	176	$	8		($3	)	$	134	$	131	$	5		($8	)

Available for sale securities in a continuous unrealized loss position

	Less Than Twelve Months								Twelve Months or More
	Unrealized Loss			Fair Value		Fair Value as % of  Cost			Unrealized Loss			Fair Value		Fair Value as % of  Cost
June 30, 2012
Fixed maturities:
U.S. Government and government agencies	$	—		$	26		100	%	$	—		$	—		—	%
States, municipalities and political subdivisions		(1	)		101		99	%		(1	)		16		94	%
Foreign government		—			—		—	%		—			—		—	%
Residential MBS		(22	)		696		97	%		(104	)		602		85	%
Commercial MBS		—			39		99	%		—			—		—	%
All other corporate		(10	)		408		98	%		(13	)		166		93	%
Total fixed maturities		($33	)	$	1,270		97	%		($118	)	$	784		87	%
Common stocks		($16	)	$	146		90	%		($1	)	$	4		80	%
Perpetual preferred stocks		($1	)	$	9		90	%		($2	)	$	22		92	%
December 31, 2011
Fixed maturities:
U.S. Government and government agencies	$	—		$	2		100	%	$	—		$	—		—	%
States, municipalities and political subdivisions		(2	)		120		98	%		(1	)		59		98	%
Foreign government		—			1		100	%		—			—		—	%
Residential MBS		(59	)		1,141		95	%		(121	)		473		80	%
Commercial MBS		(6	)		183		97	%		—			18		100	%
All other corporate		(43	)		940		96	%		(17	)		114		87	%
Total fixed maturities		($110	)	$	2,387		96	%		($139	)	$	664		83	%
Common stocks		($19	)	$	169		90	%		($1	)	$	4		80	%
Perpetual preferred stocks		($1	)	$	23		96	%		($7	)	$	31		82	%

Roll forward of cumulative credit portion of other-than-temporary impairments on fixed maturity securities

	2012		2011
Balance at March 31	$	190	$	151
Additional credit impairments on:
Previously impaired securities		1		22
Securities without prior impairments		—		4
Reductions — disposals		—		(6	)
Balance at June 30	$	191	$	171
Balance at January 1	$	187	$	143
Additional credit impairments on:
Previously impaired securities		4		29
Securities without prior impairments		—		5
Reductions — disposals		—		(6	)
Balance at June 30	$	191	$	171

Available for sale fixed maturity securities by contractual maturity date

	Amortized		Fair Value
	Cost		Amount		%
Maturity
One year or less	$	791	$	806		3	%
After one year through five years		5,374		5,735		25
After five years through ten years		6,399		7,068		31
After ten years		2,070		2,297		10
		14,634		15,906		69
MBS		6,739		7,075		31
Total	$	21,373	$	22,981		100	%

Components of the net unrealized gain on securities, included in Accumulated Other Comprehensive Income

	Pre-tax			Deferred Tax and Amounts  Attributable to Noncontrolling Interests			Net
June 30, 2012
Unrealized gain on:
Fixed maturities	$	1,608			($573	)	$	1,035
Equity securities		224			(79	)		145
Deferred policy acquisition costs		(642	)		225			(417	)
Annuity benefits and other liabilities		13			(5	)		8
	$	1,203			($432	)	$	771
December 31, 2011
Unrealized gain on:
Fixed maturities	$	1,245			($444	)	$	801
Equity securities		184			(65	)		119
Deferred policy acquisition costs		(537	)		188			(349	)
Annuity benefits and other liabilities		10			(3	)		7
	$	902			($324	)	$	578

Realized gains (losses) and changes in unrealized appreciation (depreciation) related to fixed maturity and equity security investments

	Fixed Maturities			Equity Securities			Mortgage Loans and Other Investments			Other (a)			Tax Effects			Noncon- trolling Interests			Total
Quarter ended June 30, 2012
Realized before impairments	$	6		$	21			($4	)	$	—			($8	)		($1	)	$	14
Realized — impairments		—			(8	)		—			1			3			—			(4	)
Change in unrealized		231			(30	)		—			(100	)		(35	)		—			66
Quarter ended June 30, 2011
Realized before impairments	$	11		$	34			($5	)	$	—			($15	)		($1	)	$	24
Realized — impairments		(26	)		—			(1	)		6			8			—			(13	)
Change in unrealized		208			(15	)		—			(42	)		(53	)		(2	)		96
Six months ended June 30, 2012
Realized before impairments	$	20		$	56			($3	)		($2	)		($25	)		($1	)	$	45
Realized — impairments		(4	)		(10	)		—			3			4			—			(7	)
Change in unrealized		363			40			—			(102	)		(105	)		(3	)		193
Six months ended June 30, 2011
Realized before impairments	$	24		$	35			($7	)		($2	)		($18	)		($1	)	$	31
Realized — impairments		(37	)		—			(4	)		10			11			—			(20	)
Change in unrealized		245			(2	)		—			(64	)		(63	)		(2	)		114

(a) Primarily adjustments to deferred policy acquisition costs related to annuities.

Gross realized gains and losses on available for sale fixed maturity and equity security investments

	Six months ended June  30,
	2012			2011
Fixed maturities:
Gross gains	$	18		$	29
Gross losses		(1	)		(2	)
Equity securities:
Gross gains		57			36
Gross losses		(1	)		—