CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net sales	$ 1,820	$ 1,915	$ 5,348	$ 5,615
Cost of products sold	1,445	1,504	4,304	4,364
Gross margin	375	411	1,044	1,251
Selling expenses	27	28	83	83
General and administrative expenses	60	73	205	249
Research and development expenses	6	5	17	19
Charges for restructuring, closures and impairments (Note 12)	2	10	16	37
Other operating costs (income), net (Note 13)	21	(23)	21	(163)
Operating income	259	318	702	1,026
Interest income and other	4	7	9	27
Interest expense, net of capitalized interest	(88)	(88)	(259)	(254)
Earnings before income taxes	175	237	452	799
Income tax (expense) benefit (Note 14)	16	(39)	(16)	(148)
Earnings from continuing operations	191	198	436	651
Earnings from discontinued operations, net of income taxes (Note 3)	0	966	0	998
Net earnings	191	1,164	436	1,649
Dividends on preference shares	(11)	(11)	(33)	(33)
Net earnings attributable to Weyerhaeuser common shareholders	$ 180	$ 1,153	$ 403	$ 1,616
Earnings per share attributable to Weyerhaeuser common shareholders, basic (Note 4):
Continuing operations	$ 0.35	$ 0.35	$ 0.78	$ 1.09
Discontinued operations	0.00	1.82	0.00	1.76
Net earnings per share	0.35	2.17	0.78	2.85
Earnings per share attributable to Weyerhaeuser common shareholders, diluted (Note 4):
Continuing operations	0.35	0.35	0.77	1.08
Discontinued operations	0.00	1.80	0.00	1.75
Net earnings per share	0.35	2.15	0.77	2.83
Dividends paid per share	$ 0.31	$ 0.29	$ 0.89	$ 0.73
Weighted average shares outstanding (in thousands) (Note 4):
Basic	514,301	531,913	518,121	567,436
Diluted	517,088	536,012	521,455	571,503