Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Dec. 31, 2014		Dec. 31, 2013
Assets
Fixed maturities available for sale, at fair value (amortized cost - $47,826 and $48,406) (includes hybrid financial instruments of $274 and $302)	$ 49,395		$ 49,254
Fixed maturities held to maturity, at amortized cost (fair value – $7,589 and $6,263)	7,331		6,098
Equity securities, at fair value (cost – $440 and $841)	510		837
Short-term investments, at fair value and amortized cost	2,322		1,763
Other investments (cost – $2,999 and $2,671)	3,346		2,976
Total investments	62,904		60,928
Cash	655	[1],[2]	579	[1],[3],[4]
Securities lending collateral	1,330		1,632
Accrued investment income	552		556
Insurance and reinsurance balances receivable	5,426		5,026
Reinsurance recoverable on losses and loss expenses	11,992		11,227
Reinsurance recoverable on policy benefits	217		218
Deferred policy acquisition costs	2,601		2,313
Value of business acquired	466		536
Goodwill and other intangible assets	5,724		5,404
Prepaid reinsurance premiums	2,026		1,675
Deferred tax assets	295		616
Investments in partially-owned insurance companies	504		470
Other assets	3,556		3,330
Total assets	98,248		94,510
Liabilities
Unpaid losses and loss expenses	38,315		37,443
Unearned premiums	8,222		7,539
Future policy benefits	4,754		4,615
Insurance and reinsurance balances payable	4,095		3,628
Securities lending payable	1,331		1,633
Accounts payable, accrued expenses, and other liabilities	5,726		4,810
Short-term debt	2,552		1,901
Long-term debt	3,357		3,807
Trust preferred securities	309		309
Total liabilities	68,661		65,685
Commitments and contingencies
Shareholders' equity
Common Shares (CHF 24.77 and CHF 27.04 par value; 342,832,412 shares issued; 328,659,686 and 339,793,935 shares outstanding)	8,055		8,899
Common Shares in treasury (14,172,726 and 3,038,477 shares)	(1,448)		(255)
Additional paid-in capital	5,145		5,238
Retained earnings	16,644		13,791
Accumulated other comprehensive income (AOCI)	1,191		1,152
Total shareholders’ equity	29,587		28,825
Total liabilities and shareholders’ equity	$ 98,248		$ 94,510

[1] (1) ACE maintains two notional multi-currency cash pools (Pools) with a third-party bank. Refer to Note 1 f) for additional information. At December 31, 2014 and 2013, the cash balance of one or more entities was negative; however, the overall Pool balances were positive.

[2] (1) ACE maintains two notional multicurrency cash pools (Pools) with a third-party bank. Refer to Note 1 f) for additional information. At December 31, 2014, the cash balance of one or more entities was negative; however, the overall Pool balances were positive.

[3] (1) ACE maintains two notional multicurrency cash pools (Pools) with a third-party bank. Refer to Note 1 f) for additional information. At December 31, 2013, the cash balance of one or more entities was negative; however, the overall Pool balances were positive.

[4] (1)ACE maintains two notional multi-currency cash pools (Pools) with a third-party bank. Refer to Note 1 f) for additional information. At December 31, 2013 and 2012, the cash balance of one or more entities was negative; however, the overall Pool balances were positive.