Commitments and Contingencies - Loss Contingencies (Details) BRL in Millions, $ in Millions	6 Months Ended
	Jun. 30, 2017 USD ($) defendant affiliate_corporations facility entity number_of_companies	Jun. 30, 2017 BRL	Dec. 31, 2016 USD ($)
Fox River Site [Member]
Loss Contingencies [Line Items]
Number of Potentially Responsible Parties | entity	8
Number of Previously Owned Carbonless Copy Paper Manufacturing Facilities | facility	2
Threshold For Environmental Cleanup Costs	$ 75
Net Loss Contingency Accrual	18		$ 27
Estimate of Indemnity Asset Due From Related Party	21		$ 31
Total Amount Received from Settlements with Insurance Carriers	186
Portion of Insurance Settlements Subject to Competing Claims	$ 9
BAT And API Funding Obligation Under The Cost Sharing Agreement	50.00%
BAT And API Obligation Under The Cost Sharing Agreement	60.00%
Kalamazoo River Site [Member]
Loss Contingencies [Line Items]
Additional Companies Receiving General Notice Letters | number_of_companies	3
Total Additional Defendants | defendant	2
Total Corporation Plaintiffs | affiliate_corporations	3
Fox River LLC [Member] | Fox River Site [Member]
Loss Contingencies [Line Items]
Fox River LLC Funding Remainder Other Current Asset	$ 0
Fox River Site [Member]
Loss Contingencies [Line Items]
Portion Of Costs Below Threshold, Percentage	45.00%
Portion Of Costs Exceeding Threshold, Percentage	40.00%
Subcontract Relationship in MEA [Member]
Loss Contingencies [Line Items]
Provision for Doubtful Accounts	$ 20
Loss Contingency, Damages Sought, Value	40
Foreign Tax Authority [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	51	BRL 168
Minimum [Member] | Foreign Tax Authority [Member]
Loss Contingencies [Line Items]
Loss Contingency, Range of Possible Loss	0
Maximum [Member] | Foreign Tax Authority [Member]
Loss Contingencies [Line Items]
Loss Contingency, Range of Possible Loss	$ 73