CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net sales	$ 1,693	$ 1,405
Costs of products sold	1,272	1,103
Gross margin	421	302
Selling expenses	22	23
General and administrative expenses	87	79
Research and development expenses	4	5
Charges for integration and restructuring, closures and asset impairments (Note 15)	13	111
Other operating costs (income), net (Note 16)	2	(55)
Operating income	293	139
Equity earnings from joint ventures (Note 7)	0	5
Non-operating pension and other postretirement benefit (costs) credits	(22)	14
Interest income and other	9	9
Interest expense, net of capitalized interest	(99)	(95)
Earnings from continuing operations before income taxes	181	72
Income taxes (Note 17)	(24)	(11)
Earnings from continuing operations	157	61
Earnings from discontinued operations, net of income taxes (Note 3)	0	20
Net earnings	157	81
Dividends on preference shares (Note 5)	0	11
Net earnings attributable to Weyerhaeuser common shareholders	$ 157	$ 70
Earnings per share attributable to Weyerhaeuser common shareholders, basic and diluted (Note 5):
Continuing operations	$ 0.21	$ 0.08
Discontinued operations	0.00	0.03
Net earnings per share	0.21	0.11
Dividends paid per share	$ 0.31	$ 0.31
Weighted average shares outstanding (in thousands) (Note 5):
Basic	750,665	632,004
Diluted	754,747	634,872