DISCONTINUED OPERATIONS Major Classes of Performance Fibers Assets and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013	Jun. 27, 2014 Performance Fibers business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable, net			$ 66,050
Inventory	18,484	138,818	121,705
Prepaid and other current assets			70,092
Property, plant and equipment, net	6,143	860,821	862,487
Other assets			103,400
TOTAL ASSETS	2,635,957	3,685,501	1,223,734
Accounts payable			65,522
Other current liabilities	28,865	24,327	51,006
Long-Term debt	770,086		950,000
Non-current environmental liabilities	0	69,543	66,434
Pension and other postretirement benefits	24,014	95,654	102,633
Other non-current liabilities	30,600	27,225	7,269
Deficit	891,629	1,015,209	(19,130)
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	$ 2,635,957	$ 3,685,501	$ 1,223,734