Segment Information (tables)

9 Months Ended

Sep. 30, 2015

Segment Information disclosure

Company's revenues and operating income by segment [Table Text Block]

(for the three months ended September 30, in millions)	Business and International Insurance		Bond & Specialty Insurance		Personal Insurance		Total Reportable Segments
2015
Premiums	$	3,653	$	539	$	1,840	$	6,032
Net investment income	471		56		87		614
Fee income	112		—		—		112
Other revenues	5		4		9		18
Total operating revenues (1)	$	4,241	$	599	$	1,936	$	6,776
Operating income (1)	$	546	$	196	$	241	$	983
2014
Premiums	$	3,660	$	527	$	1,796	$	5,983
Net investment income	557		64		98		719
Fee income	110		—		—		110
Other revenues	10		5		19		34
Total operating revenues (1)	$	4,337	$	596	$	1,913	$	6,846
Operating income (1)	$	552	$	165	$	239	$	956

(1) Operating revenues for reportable business segments exclude net realized investment gains (losses). Operating income for reportable business segments equals net income excluding the after-tax impact of net realized investment gains (losses).

(for the nine months ended September 30, in millions)	Business and International Insurance		Bond & Specialty Insurance		Personal Insurance		Total Reportable Segments
2015
Premiums	$	10,882	$	1,567	$	5,402	$	17,851
Net investment income	1,412		169		257		1,838
Fee income	334		—		—		334
Other revenues	18		14		33		65
Total operating revenues (1)	$	12,646	$	1,750	$	5,692	$	20,088
Operating income (1)	$	1,604	$	471	$	667	$	2,742
2014
Premiums	$	10,849	$	1,554	$	5,331	$	17,734
Net investment income	1,666		192		292		2,150
Fee income	329		—		—		329
Other revenues	32		15		62		109
Total operating revenues (1)	$	12,876	$	1,761	$	5,685	$	20,322
Operating income (1)	$	1,717	$	511	$	582	$	2,810

(1) Operating revenues for reportable business segments exclude net realized investment gains (losses). Operating income for reportable business segments equals net income excluding the after-tax impact of net realized investment gains (losses).

Business segment reconciliations of revenue and income, net of tax [Table Text Block]

	Three Months Ended September 30,						Nine Months Ended September 30,
(in millions)	2015			2014			2015			2014
Revenue reconciliation
Earned premiums
Business and International Insurance:
Domestic:
Workers’ compensation	$	970		$	928		$	2,889		$	2,759
Commercial automobile	486			481			1,432			1,422
Commercial property	446			442			1,329			1,310
General liability	487			472			1,432			1,376
Commercial multi-peril	790			774			2,344			2,292
Other	10			10			30			31
Total Domestic	3,189			3,107			9,456			9,190
International	464			553			1,426			1,659
Total Business and International Insurance	3,653			3,660			10,882			10,849
Bond & Specialty Insurance:
Fidelity and surety	254			240			719			700
General liability	240			243			716			721
Other	45			44			132			133
Total Bond & Specialty Insurance	539			527			1,567			1,554
Personal Insurance:
Automobile	893			835			2,592			2,471
Homeowners and other	947			961			2,810			2,860
Total Personal Insurance	1,840			1,796			5,402			5,331
Total earned premiums	6,032			5,983			17,851			17,734
Net investment income	614			719			1,838			2,150
Fee income	112			110			334			329
Other revenues	18			34			65			109
Total operating revenues for reportable segments	6,776			6,846			20,088			20,322
Other revenues	3			—			3			—
Net realized investment gains	15			40			35			57
Total consolidated revenues	$	6,794		$	6,886		$	20,126		$	20,379
Income reconciliation, net of tax
Total operating income for reportable segments	$	983		$	956		$	2,742		$	2,810
Interest Expense and Other (1)	(65		)	(63		)	(191		)	(192		)
Total operating income	918			893			2,551			2,618
Net realized investment gains	10			26			22			36
Total consolidated net income	$	928		$	919		$	2,573		$	2,654

(1) The primary component of Interest Expense and Other was after-tax interest expense of $61 million and $60 million in the three months ended September 30, 2015 and 2014, respectively, and $181 million and $180 million in the nine months ended September 30, 2015 and 2014, respectively.

Asset reconciliation [Table Text Block]

(in millions)	September 30, 2015		December 31, 2014
Asset reconciliation:
Business and International Insurance	$	80,905	$	82,309
Bond & Specialty Insurance	7,828		7,525
Personal Insurance	12,946		12,798
Total assets for reportable segments	101,679		102,632
Other assets (1)	431		446
Total consolidated assets	$	102,110	$	103,078

(1) The primary components of other assets at September 30, 2015 and December 31, 2014 were other intangible assets and deferred taxes.