SUPPLEMENTAL FINANCIAL STATEMENT INFORMATION Footnote

6 Months Ended

Jun. 30, 2019

Disclosure Text Block Supplement [Abstract]

Supplemental Financial Statement Information [Note Text Block]

NOTE 10 - SUPPLEMENTAL FINANCIAL STATEMENT INFORMATION

Temporary Investments

Temporary investments with an original maturity of three months or less are treated as cash equivalents and are stated at cost. Temporary investments totaled $477 million and $402 million at June 30, 2019 and December 31, 2018, respectively.

Accounts and Notes Receivable



In millions	June 30, 2019		December 31, 2018
Accounts and notes receivable, net:
Trade	$	3,170	$	3,249
Other	307		272
Total	$	3,477	$	3,521

The allowance for doubtful accounts was $85 million and $81 million at June 30, 2019 and December 31, 2018, respectively.

Inventories



In millions	June 30, 2019		December 31, 2018
Raw materials	$	263	$	260
Finished pulp, paper and packaging	1,214		1,241
Operating supplies	619		641
Other	128		99
Total	$	2,224	$	2,241

Plants, Properties and Equipment

Accumulated depreciation was $20.6 billion and $20.5 billion at June 30, 2019 and December 31, 2018, respectively. Depreciation expense was $300 million and $309 million for the three months ended June 30, 2019 and 2018, respectively, and $597 million and $615 million for the six months ended June 30, 2019 and 2018, respectively.

Non-cash additions to plants, property and equipment included within accounts payable were $101 million and $135 million at June 30, 2019 and December 31, 2018, respectively.

Interest

Interest payments made during the six months ended June 30, 2019 and 2018 were $375 million and $378 million, respectively.

Amounts related to interest were as follows:



	Three Months Ended June 30,				Six Months Ended June 30,
In millions	2019		2018		2019		2018
Interest expense	$	177	$	183	$	361	$	363
Interest income	55		50		106		95
Capitalized interest costs	9		9		14		17

Asset Retirement Obligations

The Company had recorded liabilities of $95 million and $86 million related to asset retirement obligations at June 30, 2019 and December 31, 2018, respectively.