Quarterly report pursuant to Section 13 or 15(d)

NET INCOME (LOSS) PER SHARE (Details)

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NET INCOME (LOSS) PER SHARE (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Income (loss) from continuing operations:        
Income (loss) from continuing operations attributable to Huntsman Corporation $ 116 $ (44) $ 409 $ 145
Net income (loss):        
Net income (loss) attributable to Huntsman Corporation $ 116 $ (34) $ 403 $ 142
Denominator: Shares        
Weighted average shares outstanding 237.9 237.6 237.4 238.2
Dilutive securities:        
Stock-based awards (in shares) 2.9   2.9 4.4
Total outstanding and dilutive shares assuming conversion 240.8 237.6 240.3 242.6
Outstanding stock-based awards
       
Antidilutive shares not included in the computation of income (loss) per share        
Weighted average equivalent shares 7.9 6.8 9.3 6.7