Supplementary Financial Statement Information (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure Text Block Supplement [Abstract]

Accounts And Notes Receivable [Table Text Block]

Accounts and notes receivable, net, by classification were:

In millions at December 31	2018		2017
Accounts and notes receivable:
Trade	$	3,249	$	3,017
Other	272		270
Total	$	3,521	$	3,287

Inventories By Major Category [Table Text Block]

In millions at December 31	2018		2017
Raw materials	$	260	$	274
Finished pulp, paper and packaging products	1,241		1,337
Operating supplies	641		615
Other	99		87
Inventories	$	2,241	$	2,313

Plants, Properties And Equipment By Major Classification [Table Text Block]

In millions at December 31	2018		2017
Pulp, paper and packaging facilities	$	32,329	$	32,523
Other properties and equipment	1,232		1,291
Gross cost	33,561		33,814
Less: Accumulated depreciation	20,494		20,549
Plants, properties and equipment, net	$	13,067	$	13,265

Schedule of Other Income and Other Expense [Table Text Block]

Amounts related to interest were as follows:

In millions	2018		2017		2016
Interest expense	$	734	$	758	$	695
Interest income	198		186		175
Capitalized interest costs	30		25		28