DISCONTINUED OPERATIONS AND OTHER DIVESTITURES - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Oct. 31, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from disposition of discontinued operations	$ 403	$ 2,486	$ 0
Uruguay Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets	0
Liabilities	0
Cellulose Fibers
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from disposition of discontinued operations		2,486
Pretax gain on divestiture		789
Proceeds from divestiture used to repay debt		1,700
Gain on divestiture		546	0
Assets	0	0
Liabilities	0	0
Pulp
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from disposition of discontinued operations		2,200
Liquid Packaging Board
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from disposition of discontinued operations	$ 285
NORPAC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from disposition of discontinued operations		42
NORPAC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Equity method investment, ownership percentage				50.00%
Amount received from related party transaction		$ 126	$ 197