Contingencies Contingencies (Judgments Recorded and Paid) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Loss Contingencies Judgments Recorded and Paid [Line Items]
Accrued liability for tobacco and health judgments at beginning of period	$ 3	$ 0
Pretax Tobacco and Health charges	3	5
Commitments and Contingencies Accrued Interest	1	1
Payments for Legal Settlements	0	0
Accrued liability for tobacco and health judgments at end of period	$ 7	$ 6