DISCONTINUED OPERATIONS Summary of Discontinued Operations (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			6 Months Ended	9 Months Ended
	Sep. 30, 2014	Jun. 30, 2014	Sep. 30, 2013	Jun. 30, 2014	Sep. 30, 2014	Sep. 30, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income tax expense	$ 0		$ (18,313)		$ (21,231)	$ (82,223)
Income from discontinued operations, net	0	12,084	43,327	43,092	43,092	220,294
Performance Fibers business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sales	0		225,523		456,180	766,377
Cost of sales and other	0		(162,515)		(368,868)	(529,098)
Transaction expenses	0		(1,368)		(22,989)	(1,512)
Income from discontinued operations before income taxes	0		61,640		64,323	235,767
Income tax expense	0		(18,313)		(21,231)	(59,950)
Income from discontinued operations, net	0		43,327		43,092	175,817
Wood Products business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sales						16,968
Cost of sales and other						(14,258)
Gain on sale of discontinued operations						64,040
Income from discontinued operations before income taxes						66,750
Income tax expense						(22,273)
Income from discontinued operations, net	$ 0		$ 0		$ 0	$ 44,477