Income Taxes (Tables)

12 Months Ended

Dec. 31, 2011

Income Taxes [Abstract]

Provision For Income Taxes

	2011		2010			2009
	(in millions)
Current provision:
Federal	$	732	$	786		$	533
States and Puerto Rico		62		63			56
Total current provision		794		849			589
Deferred provision (benefit)		22		(199	)		(27	)
Provision for income taxes	$	816	$	650		$	562

Provision For Income Taxes Using Federal Statutory Rate

	2011			2010			2009
	(in millions)
Income tax provision at federal statutory rate	$	782		$	612		$	561
States, net of federal benefit and Puerto Rico		35			31			29
Tax exempt investment income		(25	)		(24	)		(21	)
Nondeductible executive compensation		11			13			0
Contingent tax benefits		0			0			(17	)
Other, net		13			18			10
Provision for income taxes	$	816		$	650		$	562

Principal Components Of Net Deferred Tax Balances

	Assets (Liabilities)
	2011			2010
	(in millions)
Net operating loss carryforward	$	181		$	137
Future policy benefits payable		179			153
Benefits payable		111			89
Compensation and other accrued expenses		95			127
Deferred acquisition costs		35			34
Capital loss carryforward		13			13
Unearned premiums		11			10
Other		20			19
Total deferred income tax assets		645			582
Valuation allowance		(28	)		(28	)
Total deferred income tax assets, net of valuation allowance		617			554
Depreciable property and intangible assets		(347	)		(276	)
Investment securities		(191	)		(66	)
Prepaid expenses		(49	)		(47	)
Total deferred income tax liabilities		(587	)		(389	)
Total net deferred income tax assets	$	30		$	165
Amounts recognized in the consolidated balance sheets:
Other current assets	$	0		$	76
Other long-term assets		46			89
Trade accounts payable and accrued expenses		(16	)		0
Total net deferred income tax assets	$	30		$	165