Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Basic and diluted income from continuing operations:                      
Income (loss) from continuing operations attributable to Huntsman Corporation                 $ 368 $ 244 $ (14)
Basic and diluted net income:                      
Net income attributable to Huntsman Corporation $ (40) $ 116 $ 124 $ 163 $ 105 $ (34) $ 114 $ 62 $ 363 $ 247 $ 27
Shares (denominator):                      
Weighted average shares outstanding                 237.6 237.6 236.0
Dilutive securities:                      
Stock-based awards (in shares)                 3.0 4.1  
Total weighted average shares outstanding, including dilutive shares                 240.6 241.7 236.0