SEGMENT AND GEOGRAPHICAL INFORMATION Schedule of Segment Reporting Information, by Segment (Details) (USD $)	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013		Dec. 31, 2013
Segment Reporting Information [Line Items]
ASSETS	$ 3,642,829,000				$ 3,685,501,000
SALES	386,686,000		393,719,000
OPERATING INCOME	63,039,000		115,363,000
DEPRECIATION, DEPLETION AND AMORTIZATION	48,728,000		35,992,000
Forest Resources [Member]
Segment Reporting Information [Line Items]
ASSETS	2,187,498,000				2,162,913,000
SALES	104,678,000	[1]	57,102,000	[1]
OPERATING INCOME	25,546,000		13,255,000
DEPRECIATION, DEPLETION AND AMORTIZATION	26,887,000	[2]	16,444,000	[2]
Real Estate [Member]
Segment Reporting Information [Line Items]
ASSETS	113,376,000				149,001,000
SALES	5,530,000		24,297,000
OPERATING INCOME	725,000		16,842,000
DEPRECIATION, DEPLETION AND AMORTIZATION	910,000		4,177,000
Performance Fibers [Member]
Segment Reporting Information [Line Items]
ASSETS	1,095,574,000				1,078,645,000
SALES	241,768,000		284,188,000
OPERATING INCOME	48,980,000		91,670,000
DEPRECIATION, DEPLETION AND AMORTIZATION	20,649,000		15,153,000
Other Operations [Member]
Segment Reporting Information [Line Items]
ASSETS	35,121,000				37,334,000
SALES	37,417,000		28,227,000
OPERATING INCOME	184,000		165,000
Corporate and other [Member]
Segment Reporting Information [Line Items]
ASSETS	211,260,000				257,608,000
OPERATING INCOME	(12,396,000)	[3]	(6,569,000)	[3]
DEPRECIATION, DEPLETION AND AMORTIZATION	282,000		218,000
Separation Costs	3,300,000
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
SALES	(2,707,000)		(95,000)
New Zealand Joint Venture [Member] | Forest Resources [Member]
Segment Reporting Information [Line Items]
SALES	38,000,000
DEPRECIATION, DEPLETION AND AMORTIZATION	$ 7,000,000

[1] First quarter 2014 included $38 million in sales from the consolidation of the New Zealand JV. See Note 7 — Joint Venture Investment.

[2] 2014 included an increase of approximately $7 million in depletion expenses related to the consolidation of the New Zealand JV. See Note 7 — Joint Venture Investment.

[3] First quarter 2014 included $3.3 million of separation costs related to the planned separation of the Performance Fibers business from the Forest Resources and Real Estate businesses.