Goodwill and Other Intangibles (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended
	Sep. 30, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill decrease due to the sale of a small annuity subsidiary	$ (1)		$ (1)
Amortizable intangible assets related to property and casualty insurance acquisitions		14	28
Accumulated amortization		75	61
Amortization of intangible assets		14	14	12
Future amortization of intangibles, year 2014		13
Future amortization of intangibles, year 2015		1
Non-amortizable intangible assets related to insurance licenses		$ 8