Segments Information (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Revenues and Income Before Income Tax of Each Operating Segment

Revenues and income before income tax of each operating segment were as follows:

	Periods Ended June 30
	Second Quarter						Six Months
	2014			2013			2014			2013
	(in millions)
Revenues
Property and casualty insurance
Premiums earned
Personal insurance	$	1,102		$	1,050		$	2,178		$	2,081
Commercial insurance		1,305			1,299			2,605			2,607
Specialty insurance		656			645			1,309			1,311
Total insurance		3,063			2,994			6,092			5,999
Reinsurance assumed		1			1			1			—
		3,064			2,995			6,093			5,999
Investment income		345			361			696			724
Total property and casualty insurance		3,409			3,356			6,789			6,723
Corporate and other		8			16			18			28
Realized investment gains, net		125			179			241			317
Total revenues	$	3,542		$	3,551		$	7,048		$	7,068
Income (loss) before income tax
Property and casualty insurance
Underwriting
Personal insurance	$	45		$	75		$	47		$	225
Commercial insurance		71			124			182			319
Specialty insurance		140			96			222			191
Total insurance		256			295			451			735
Reinsurance assumed		1			6			1			10
		257			301			452			745
Increase in deferred policy acquisition costs		21			16			34			57
Underwriting income		278			317			486			802
Investment income		336			349			677			700
Other income (charges)		(2	)		9			(4	)		14
Total property and casualty insurance		612			675			1,159			1,516
Corporate and other		(59	)		(58	)		(119	)		(121	)
Realized investment gains, net		125			179			241			317
Total income before income tax	$	678		$	796		$	1,281		$	1,712