NONCONSOLIDATED AFFILIATES AND RELATED COMPANY TRANSACTIONS (Tables)

12 Months Ended

Dec. 31, 2011

Equity Method Investments and Joint Ventures [Abstract]

Equity Method Investment [Table Text Block]

Principal Nonconsolidated Affiliates at December 31	Ownership Interest
	2011		2010		2009
Americas Styrenics LLC (1)	—		—		50	%
Compañía Mega S.A.	28	%	28	%	28	%
Dow Corning Corporation	50	%	50	%	50	%
EQUATE Petrochemical Company K.S.C.	42.5	%	42.5	%	42.5	%
Equipolymers (2)	—		50	%	50	%
The Kuwait Olefins Company K.S.C.	42.5	%	42.5	%	42.5	%
MEGlobal (2)	50	%	50	%	50	%
The SCG-Dow Group:
Siam Polyethylene Company Limited	49	%	49	%	49	%
Siam Polystyrene Company Limited	50	%	50	%	50	%
Siam Styrene Monomer Co., Ltd.	50	%	50	%	50	%
Siam Synthetic Latex Company Limited	50	%	50	%	50	%
Univation Technologies, LLC	50	%	50	%	50	%

(1)    On June 17, 2010, the Company completed the sale of its ownership interest in Americas Styrenics LLC.

(2)    On July 1, 2011, Equipolymers was merged into MEGlobal.

Equity Method Investment Summarized Balance Sheet Information [Table Text Block]

Summarized Balance Sheet Information at December 31
In millions	2011		2010
Current assets	$	8,823	$	8,357
Noncurrent assets	14,966		14,717
Total assets	$	23,789	$	23,074
Current liabilities	$	4,376	$	4,338
Noncurrent liabilities	12,045		11,345
Total liabilities	$	16,421	$	15,683
Noncontrolling interests	$	789	$	647

Equity Method Investment Summarized Income Statement Information [Table Text Block]

Summarized Income Statement Information
In millions	2011		2010(1)		2009(2)
Sales	$	16,396	$	14,702	$	12,590
Gross profit	$	4,176	$	3,833	$	2,910
Net income	$	2,470	$	2,189	$	1,281

(1) The summarized income statement information for 2010 includes the results for Americas Styrenics LLC through June 17, 2010.

(2) The summarized income statement information for 2009 includes the results for the OPTIMAL Group of Companies through September 30, 2009; see Note E.