Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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Intersegment Sales

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BUSINESS SEGMENTS - Sales and Contribution (Charge) to Earnings (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting, Revenue Reconciling Item [Line Items]
Contribution (charge) to earnings from continuing operations									$ 1,109	$ 1,892	$ 850
Net sales	$ 1,823	$ 1,872	$ 1,808	$ 1,693	$ 1,596	$ 1,709	$ 1,655	$ 1,405	7,196	6,365	5,246
Continuing operations
Segment Reporting, Revenue Reconciling Item [Line Items]
Intersegment sales									0	0	0
Contribution (charge) to earnings from continuing operations									1,109	935	694
Operating segments \| Continuing operations \| Timberlands
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers									1,942	1,805	1,273
Intersegment sales									762	840	830
Contribution (charge) to earnings from continuing operations									532	499	470
Operating segments \| Continuing operations \| RE & ENR
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers									280	226	101
Intersegment sales									1	1	0
Contribution (charge) to earnings from continuing operations									146	55	79
Operating segments \| Continuing operations \| Wood Products
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers									4,974	4,334	3,872
Intersegment sales									0	68	82
Contribution (charge) to earnings from continuing operations									569	512	258
Intersegment eliminations \| Continuing operations
Segment Reporting, Revenue Reconciling Item [Line Items]
Intersegment sales									(763)	(909)	(912)
Unallocated Items \| Continuing operations
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers									0	0	0
Contribution (charge) to earnings from continuing operations									$ (138)	$ (131)	$ (113)