CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reinsurance premium ceded amounts	$ 1,708	$ 1,764	$ 1,848
Property-liability insurance claims and claims expense
Reinsurance ceded amount	1,717	2,051	927
Life and annuity contract benefits
Reinsurance ceded amount	355	665	653
Interest credited to contractholder funds
Reinsurance ceded amount	27	28	27
Property-liability insurance premiums earned
Reinsurance premium ceded amounts	1,069	1,090	1,098
Life and annuity premiums and contract charges
Premiums and contract charges ceded amounts	$ 639	$ 674	$ 750