DISCONTINUED OPERATIONS - Additional Information (Details) (USD $) Share data in Millions, unless otherwise specified	0 Months Ended	3 Months Ended
	Jul. 07, 2014 Subsequent event	Jun. 30, 2014 Real Estate Divestiture	Jun. 30, 2014 Real Estate Divestiture 4.375% notes due 2019 Rate	Jun. 30, 2014 Real Estate Divestiture 5.875% notes due 2024 Rate
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Common stock in exchange for the distribution of shares of Weyerhaeuser Real Estate Company to our shareholders	59
Cash proceeds in connection with the Real Estate Divestiture	$ 712,000,000
Expect to record net gain of Real Estate Divestiture	1,000,000,000
Long-term debt			450,000,000	450,000,000
Debt, interest rate			4.375%	5.875%
Debt, maturity date			Jun. 15, 2019	Jun. 15, 2024
Net proceeds from issuance of debt		$ 887,000,000