BUSINESS SEGMENTS - Sales and Contribution (Charge) to Earnings (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	$ 7,403	$ 7,254	$ 5,989
Contribution (charge) to earnings from continuing operations	2,374	805	788
Continuing operations
Segment Reporting, Revenue Reconciling Item [Line Items]
Contribution (charge) to earnings from continuing operations	1,357	689	667
Operating segments | Timberlands
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	1,497	1,343	1,077
Contribution (charge) to earnings from continuing operations	613	470	322
Operating segments | Wood Products
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	3,970	4,009	3,058
Contribution (charge) to earnings from continuing operations	327	441	120
Operating segments | Cellulose Fibers
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	1,936	1,902	1,854
Contribution (charge) to earnings from continuing operations	291	200	223
Operating intersegments
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	0	0	0
Operating intersegments | Timberlands
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	867	799	683
Operating intersegments | Wood Products
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	80	71	74
Operating intersegments | Cellulose Fibers
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	0	0	0
Intersegment eliminations
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	(947)	(870)	(757)
Unallocated Items
Segment Reporting, Revenue Reconciling Item [Line Items]
Sales to unaffiliated customers	0	0	0
Contribution (charge) to earnings from continuing operations	$ 126	$ (422)	$ 2