BUSINESS SEGMENTS - Additional Financial Information (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting, Other Significant Reconciling Item [Line Items]
Depreciation, depletion and amortization	$ 512	$ 325	$ 338
Net pension and postretirement cost (credit)(1)	(13)	25	(11)
Charges for integration and restructuring, closures and asset impairments (Note 17)	170	39	44
Equity earnings (loss) from joint ventures	22	0	0
Capital expenditures	425	365	268
Investments in and advances to joint ventures	56	0	0
Operating segments \| Timberlands
Segment Reporting, Other Significant Reconciling Item [Line Items]
Depreciation, depletion and amortization	366	208	207
Net pension and postretirement cost (credit)(1)	8	9	10
Charges for integration and restructuring, closures and asset impairments (Note 17)	0	0	1
Equity earnings (loss) from joint ventures	0	0	0
Capital expenditures	116	75	71
Investments in and advances to joint ventures	0	0	0
Operating segments \| RE & ENR
Segment Reporting, Other Significant Reconciling Item [Line Items]
Depreciation, depletion and amortization	13	1	0
Net pension and postretirement cost (credit)(1)	0	0	0
Charges for integration and restructuring, closures and asset impairments (Note 17)	15	0	0
Equity earnings (loss) from joint ventures	2	0	0
Capital expenditures	1	0	3
Investments in and advances to joint ventures	56	0	0
Operating segments \| Wood Products
Segment Reporting, Other Significant Reconciling Item [Line Items]
Depreciation, depletion and amortization	129	106	119
Net pension and postretirement cost (credit)(1)	22	27	24
Charges for integration and restructuring, closures and asset impairments (Note 17)	7	10	2
Equity earnings (loss) from joint ventures	0	0	0
Capital expenditures	297	287	190
Investments in and advances to joint ventures	0	0	0
Unallocated Items
Segment Reporting, Other Significant Reconciling Item [Line Items]
Depreciation, depletion and amortization	4	10	12
Net pension and postretirement cost (credit)(1)	(43)	(11)	(45)
Charges for integration and restructuring, closures and asset impairments (Note 17)	148	29	41
Equity earnings (loss) from joint ventures	20	0	0
Capital expenditures	11	3	4
Investments in and advances to joint ventures	$ 0	$ 0	$ 0

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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