Quarterly report pursuant to Section 13 or 15(d)

NET INCOME PER SHARE (Details)

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NET INCOME PER SHARE (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Income from continuing operations:        
Income from continuing operations attributable to Huntsman Corporation $ 126 $ 114 $ 293 $ 189
Net income:        
Net income attributable to Huntsman Corporation $ 124 $ 114 $ 287 $ 176
Denominator: Shares        
Weighted average shares outstanding 237.8 239.4 237.2 238.5
Dilutive securities:        
Stock-based awards (in shares) 2.7 4.3 3.0 4.7
Total outstanding and dilutive shares assuming conversion 240.5 243.7 240.2 243.2
Outstanding stock-based awards
        
Antidilutive shares not included in the computation of income (loss) per share        
Weighted average equivalent shares 8.3 6.2 9.2 6.1