Debt (Tables)

12 Months Ended

Dec. 31, 2013

Debt Disclosure [Abstract]

Schedule of debt outstanding

	December 31		December 31
(in millions of U.S. dollars)	2013		2012		Early Redemption Option
Short-term debt
ACE INA $500 million 5.875% senior notes due June 2014	$	500	$	—	Make-whole premium plus 0.20%
Repurchase agreements (weighted average interest rate of 0.3% and 0.4%)	1,401		1,401		None
Total short-term debt	$	1,901	$	1,401
Long-term debt
ACE INA senior notes:
$500 million 5.875% due June 2014	$	—	$	500	Make-whole premium plus 0.20%
$450 million 5.6% due May 2015	449		449		Make-whole premium plus 0.35%
$700 million 2.6% due November 2015	700		699		Make-whole premium plus 0.20%
$500 million 5.7% due February 2017	500		500		Make-whole premium plus 0.20%
$300 million 5.8% due March 2018	300		300		Make-whole premium plus 0.35%
$500 million 5.9% due June 2019	500		500		Make-whole premium plus 0.40%
$475 million 2.7% due March 2023	473		—		Make-whole premium plus 0.10%
$300 million 6.7% due May 2036	299		299		Make-whole premium plus 0.20%
$475 million 4.15% due March 2043	474		—		Make-whole premium plus 0.15%
ACE INA $100 million 8.875% debentures due August 2029	100		100		None
Other long-term debt (2.75% to 7.1% due December 2019 to September 2020)	12		13		None
Total long-term debt	$	3,807	$	3,360
Trust preferred securities
ACE INA capital securities due April 2030	$	309	$	309	Redemption price(1)