Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill roll-forward by business segment

The following table presents a roll-forward of Goodwill by segment:

(in millions of U.S. dollars)	Insurance – North American P&C			Insurance – North American Agriculture		Insurance – Overseas General			Global Reinsurance		Life			ACE Consolidated
Balance at December 31, 2013	$	1,215		$	134	$	2,054		$	365	$	835		$	4,603
Purchase price allocation adjustment	—			—		4			—		—			4
Acquisition of Samaggi	—			—		46			—		—			46
Acquisition of Itaú Seguros	—			—		449			—		—			449
Foreign exchange revaluation and other	(4		)	—		(187		)	—		(7		)	(198		)
Balance at December 31, 2014	$	1,211		$	134	$	2,366		$	365	$	828		$	4,904
Purchase price allocation adjustment	—			—		(4		)	—		—			(4		)
Acquisition of Fireman's Fund	196			—		—			—		—			196
Foreign exchange revaluation and other	(8		)	—		(284		)	—		(8		)	(300		)
Balance at December 31, 2015	$	1,399		$	134	$	2,078		$	365	$	820		$	4,796

Schedule of VOBA roll-foward

The following table presents a roll-forward of VOBA:

(in millions of U.S. dollars)	2015			2014			2013
Balance, beginning of year	$	466		$	536		$	614
Amortization expense	(42		)	(51		)	(64		)
Foreign exchange revaluation	(29		)	(19		)	(14		)
Balance, end of year	$	395		$	466		$	536

Schedule of estimated amortization expense related to VOBA

The following table presents, as of December 31, 2015, the estimated pre-tax amortization expense related to other intangible assets and VOBA for the next five years.

For the Year Ending December 31	Other intangible assets		VOBA
(in millions of U.S. dollars)
2016	$	88	$	39
2017	78		35
2018	70		32
2019	63		27
2020	58		24
Total	$	357	$	157