Goodwill and Other Intangible Assets (tables)

9 Months Ended

Sep. 30, 2013

Goodwill and Other Intangible Assets disclosure

Goodwill by segment [Table Text Block]

(in millions)	September 30,2013		December 31, 2012
Business Insurance	$	2,168	$	2,168
Financial, Professional & International Insurance	557		557
Personal Insurance	613		613
Other	27		27
Total	$	3,365	$	3,365

Other intangible assets by major asset class [Table Text Block]

(at September 30, 2013, in millions)	Gross Carrying Amount		Accumulated Amortization		Net
Intangibles subject to amortization
Customer-related	$	455	$	406	$	49
Fair value adjustment on claims and claim adjustment expense reserves and reinsurance recoverables (1)	191		109		82
Total intangible assets subject to amortization	646		515		131
Intangible assets not subject to amortization	216		—		216
Total other intangible assets	$	862	$	515	$	347

(at December 31, 2012, in millions)	Gross Carrying Amount		Accumulated Amortization		Net
Intangibles subject to amortization
Customer-related	$	455	$	383	$	72
Fair value adjustment on claims and claim adjustment expense reserves and reinsurance recoverables (1)	191		98		93
Total intangible assets subject to amortization	646		481		165
Intangible assets not subject to amortization	216		—		216
Total other intangible assets	$	862	$	481	$	381

(1)  The time value of money and the risk margin (cost of capital) components of the intangible asset run off at different rates, and, as such, the amount recognized in income may be a net benefit in some periods and a net expense in other periods.

Amortization expense for other intangible assets by major asset class [Table Text Block]

	Three Months Ended September 30,				Nine Months Ended September 30,
(in millions)	2013		2012		2013		2012
Customer-related	$	8	$	8	$	23	$	26
Fair value adjustment on claims and claim adjustment expense reserves and reinsurance recoverables	3		4		11		14
Total amortization expense	$	11	$	12	$	34	$	40