Segments Information (Tables)

6 Months Ended

Jun. 30, 2015

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
	2015			2014			2015			2014
	(in millions)
Revenues
Property and casualty insurance
Premiums earned
Personal insurance	$	1,137		$	1,102		$	2,250		$	2,178
Commercial insurance		1,345			1,305			2,687			2,605
Specialty insurance		652			656			1,302			1,309
Total insurance		3,134			3,063			6,239			6,092
Reinsurance assumed		(1	)		1			(1	)		1
		3,133			3,064			6,238			6,093
Investment income		328			345			660			696
Total property and casualty insurance		3,461			3,409			6,898			6,789
Corporate and other		8			8			17			18
Realized investment gains, net		20			125			31			241
Total revenues	$	3,489		$	3,542		$	6,946		$	7,048
Income (loss) before income tax
Property and casualty insurance
Underwriting
Personal insurance	$	89		$	45		$	59		$	47
Commercial insurance		148			71			239			182
Specialty insurance		160			140			287			222
Total insurance		397			256			585			451
Reinsurance assumed		3			1			3			1
		400			257			588			452
Increase in deferred policy acquisition costs		28			21			45			34
Underwriting income		428			278			633			486
Investment income		318			336			639			677
Other charges		(7	)		(2	)		—			(4	)
Total property and casualty insurance		739			612			1,272			1,159
Corporate and other		(81	)		(59	)		(143	)		(119	)
Realized investment gains, net		20			125			31			241
Total income before income tax	$	678		$	678		$	1,160		$	1,281