ENVIRONMENTAL, HEALTH AND SAFETY MATTERS (Details) (USD $)	1 Months Ended			9 Months Ended	12 Months Ended			24 Months Ended	36 Months Ended
	Jun. 30, 2010 Levels	Aug. 31, 2007	Dec. 31, 2006 Years	Sep. 30, 2011 Segments Years Positions Sites Statements Extensions Companies MetricTonnes Amounts Days	Dec. 31, 2010	Dec. 31, 2009 Companies	Dec. 31, 2008 Sites	Dec. 31, 2012	Dec. 31, 2009 Lawsuits Companies	Oct. 31, 2010 Phases	Sep. 30, 2010	Sep. 30, 2009
ENVIRONMENTAL, HEALTH AND SAFETY MATTERS
Capital expenditures for EHS matters				$ 55,000,000							$ 47,000,000
Number of former facilities or third party sites with claims against the entity for cleanup liabilities				10
Number of former facilities or third party sites with claims against the entity for cleanup liabilities operated by predecessor companies				1
Number of predecessor companies				1
Number of PRPs						3			3
Number of phases of remedial approach										2
Number of limited areas that involve groundwater extraction and treatment				1
Liability related to estimated environmental remediation costs												30,000,000
Number of tolling agreement extensions				3
Approximate unreimbursed response costs incurred and paid by EPA		2,800,000
Accrued environmental liabilities				38,000,000	48,000,000
Accrued environmental liabilities, classified as accrued liabilities				3,000,000	13,000,000
Accrued environmental liabilities, classified as other noncurrent liabilities				35,000,000	35,000,000
Maximum period for payment of remediation liabilities (in years)				30
Period over which Registration, Evaluation and Authorization of Chemicals (REACH) program is phased (in years)			11
Minimum quantity of chemical substances and isolated intermediates, companies can manufacture in or import into the EEA per year which will require registration (in metric tonnes)				1
Total long-term cost for REACH compliance					9,000,000	3,000,000	2,000,000
Number of sites with "High Risk" facilities							4
Number of sites elevated to a high security risk tier after security vulnerability assessments				1
Number of sites determined to be at a lower security risk tier after security vulnerability assessments				3
Estimated cost of security upgrades, low end of range								8,000,000
Estimated cost of security upgrades, high end of range								10,000,000
Amount spent on security upgrades				2,000,000
Number of MTBE lawsuits for which company has been named as a defendant									18
Maximum payments made to government officials in India				$ 11,000
Risk rankings: number of levels lowered by the DHS	1