Goodwill and Other Intangibles (Details Textual) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 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	45		45		49
Accumulated amortization	14		14		$ 91
Amortization of intangible assets	$ 2	$ 5	$ 4	$ 8