VARIABLE INTEREST ENTITIES AND PREFERRED SECURITIES OF SUBSIDIARIES (Narrative) (Details) (USD $)	1 Months Ended	3 Months Ended					1 Months Ended	12 Months Ended				3 Months Ended	12 Months Ended	3 Months Ended
	Oct. 31, 2007 acre	Mar. 31, 2013	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2012	Dec. 31, 2007	Oct. 31, 2007 Variable Interest Entity, Not Primary Beneficiary [Member]	Dec. 31, 2006 Variable Interest Entity, Not Primary Beneficiary [Member]	Mar. 31, 2014 Variable Interest Entity, Not Primary Beneficiary [Member] Class B Interests In Entities [Member]	Dec. 31, 2013 Variable Interest Entity, Not Primary Beneficiary [Member] Class B Interests In Entities [Member]	Dec. 31, 2006 Variable Interest Entity, Not Primary Beneficiary [Member] Class B Interests In Entities [Member]	Mar. 31, 2014 Timber Notes [Member]	Dec. 31, 2006 Timber Notes [Member] acre	Mar. 31, 2014 2007 Financing Entities [Member]	Mar. 27, 2013 Preferred Securities Of Subsidiaries [Member]	Mar. 30, 2003 Preferred Securities Of Subsidiaries [Member] acre
Variable Interest Entity [Line Items]
Forestlands acreage sales	1,550,000												5,600,000
Amount of consideration received							$ 2,380,000,000	$ 4,800,000,000
Contribution of Class A interests in the Borrower Entities to other newly formed entities in December 2006								200,000,000
Contribution of International Paper promissory notes, to other newly formed entities								400,000,000
Class B interests held in entities in December 2006											5,000,000,000
Letters of credit downgrade period of replacement												60 days		30 days
Entities acquired International Paper debt obligations for cash								4,800,000,000
International Paper debt obligations held by the Entities			9,400,000,000					5,200,000,000	5,300,000,000
Interest, offset against related debt obligations of the entities									5,200,000,000
Remainder of the borrowing included in long-term debt			8,867,000,000	8,827,000,000		2,140,000,000			69,000,000	67,000,000
Additional debt included in notes payable and current maturities			561,000,000	661,000,000					79,000,000	79,000,000
Letters of credit issued that support Timber Notes	2,380,000,000
The percent of letters of credit supporting Timber Notes and Monetized Note that are cash collateralized			100.00%
Fair value of notes receivable as of acquisition date					2,090,000,000
Notes receivable, fair value disclosure			2,430,000,000
Fair value of financial assets as of acquisition date						2,030,000,000
Long-term debt, fair value			2,320,000,000
Preferred third-party interest, included in noncontrolling interest			173,000,000	179,000,000												150,000,000
Forestlands acres held in United States initially by Southeast timber																1,500,000
Distributions under preferred securities to third party investors		1,000,000
Preferred securities issued to a private investor with future dividend payments based on LIBOR in March 2003															$ 150,000,000