Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Federal income taxes received from (paid to) Loews	$ (142)	$ (256)	$ (287)
Unrecognized tax benefits	0	0
Interest income (expense)	0	0	0
Unrecognized Tax Benefits, Income Tax Penalties Expense	0	0	0
Accrued interest and penalties	0	0
Deferred tax liability on undistributed income related to a foreign subsidiary	1
Undistributed Earnings from a Foreign Subsidiary	3
Foreign tax expense (benefit) on income from continuing operations	9	14	24
Income (loss) from continuing foreign operations	51	71	$ 66
Operating Loss Carryforwards	0
Tax Credit Carryforward, Amount	0
Valuation allowance	$ 0	$ 0