Quarterly report pursuant to Section 13 or 15(d)

INCOME TAXES (Details)

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INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
INCOME TAXES        
Income tax expense $ 49 $ (40) $ 85 $ 39
Effective tax rate (as a percent)     35.00%  
Net (decrease) increase in unrecognized tax benefits with a corresponding income tax expense (5) 4    
Huntsman International        
INCOME TAXES        
Income tax expense $ 48 $ (51) $ 85 $ 29
Effective tax rate (as a percent)     35.00%