Goodwill and Other Intangibles (Details Textual) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Changes in the goodwill balance during the period			$ 0
Goodwill	$ 201		201		$ 201
Amortizable intangible assets related to property and casualty insurance acquisitions	43		43		49
Accumulated amortization	16		16		$ 91
Amortization of intangible assets	$ 2	$ 6	$ 6	$ 14