Commitments and Contingencies Loss Contingencies (Details) (USD $) In Millions, unless otherwise specified							4 Months Ended
	Sep. 30, 2014 Fox River Site [Member]	Dec. 31, 2013 Fox River Site [Member]	Sep. 30, 2014 Fox River Site [Member] Minimum [Member]	Sep. 30, 2014 Fox River Site [Member] Maximum [Member]	Sep. 30, 2014 Kalamazoo River Site [Member]	Sep. 30, 2014 API [Member] Fox River Site [Member]	Sep. 30, 2014 Foreign Tax Authority [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value							$ 69
Loss Contingency, Range of Possible Loss, Minimum							0
Loss Contingency, Range of Possible Loss, Maximum							73
Threshold For Environmental Cleanup Costs	75
Portion Of Costs Below Threshold, Percentage	45.00%
Portion Of Costs Exceeding Threshold, Percentage	40.00%
Allocation Litigation Final Judgment	76
Accounts Receivable, Gross						108
Payment received from BAT						93
Estimated Total Clean Up Costs	825
Estimated Maximum NRD Costs			0	246
Estimated Federal Government Maximum NRD Costs	382
Net Loss Contingency Accrual	57	112
Fox River LLC Funding Remainder Other Current Asset	0	0
Estimate of Indemnity Asset Due From Related Party	37	51
Total Amount Received from Settlements with Insurance Carriers	173
Portion of Insurance Settlements Subject to Competing Claims	9
Alleged Portion Of GP Clean Up Costs					$ 79