XML 98 R62.htm IDEA: XBRL DOCUMENT v3.8.0.1
MERGER WITH PLUM CREEK Unaudited Proforma (Details) - Plum Creek - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Business Acquisition [Line Items]    
Net sales $ 6,525 $ 6,664
Net earnings from continuing operations attributable to Weyerhaeuser common shareholders $ 519 $ 487
Net earnings from continuing operations per share attributable to Weyerhaeuser common shareholders, basic $ 0.69 $ 0.61
Net earnings from continuing operations per share attributable to Weyerhaeuser common shareholders, diluted $ 0.68 $ 0.61