Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Intangible Assets [Abstract]

Roll-Forward Of Goodwill By Business Segment

(in millions of U.S. dollars)	Insurance - North American			Insurance - Overseas General			Global Reinsurance		Life			ACE Consolidated
Balance at December 31, 2009	$	1,205		$	1,497		$	365	$	747		$	3,814
Acquisition of Rain and Hail		135			–			–		–			135
Acquisition of Jerneh		–			94			–		–			94
Purchase price allocation adjustment		–			–			–		3			3
Foreign exchange revaluation and other		11			(27	)		–		–			(16	)
Balance at December 31, 2010	$	1,351		$	1,564		$	365	$	750		$	4,030
Purchase price allocation adjustment		(12	)		5			–		–			(7	)
Acquisition of New York Life's Korea operations and Hong Kong operations		–			–			–		121			121
Acquisition of PMHC		11			–			–		–			11
Acquisition of Rio Guayas		–			31			–		–			31
Foreign exchange revaluation and other		–			3			–		(9	)		(6	)
Balance at December 31, 2011	$	1,350		$	1,603		$	365	$	862		$	4,180

Roll-Forward Value Of Business Acquired

(in millions of U.S. dollars)	2011			2010			2009
Balance, beginning of year	$	634		$	748		$	823
Acquisition of New York Life's Korea operations and Hong Kong operations		120			–			–
Amortization expense		(105	)		(111	)		(130	)
Foreign exchange revaluation		(1	)		(3	)		55
Balance, end of year	$	648		$	634		$	748

Estimated VOBA Amortization Expense For The Next Five Years

For the Year Ending December 31 (in millions of U.S. dollars)
2012	$	96
2013		86
2014		77
2015		70
2016		65
Total	$	394