Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION PLANS (Details)

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STOCK-BASED COMPENSATION PLANS (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
STOCK-BASED COMPENSATION PLANS        
Authorized number of shares to be granted under the Stock Incentive Plan (in shares) 32,600,000   32,600,000  
Remaining shares available for grant (in shares) 10,500,000   10,500,000  
Vesting period (in years)     three years  
STOCK-BASED COMPENSATION PLANS        
Compensation cost from continuing operations $ 3 $ 8 $ 19 $ 20
Total income tax benefit recognized in the statements of operations for stock-based compensation arrangements     5 5
HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
        
STOCK-BASED COMPENSATION PLANS        
Compensation cost from continuing operations 2 6 17 17
Total income tax benefit recognized in the statements of operations for stock-based compensation arrangements     5 5
Stock options
        
STOCK-BASED COMPENSATION PLANS        
Maximum contractual term (in years)     10 years  
Weighted average of the assumptions utilized for stock options granted        
Dividend yield (as a percent) 3.60%   2.30% 3.00%
Expected volatility (as a percent) 65.00%   65.60% 69.00%
Risk-free interest rate (as a percent) 1.80%   2.80% 3.10%
Expected life of stock options granted during the period (in years) 6.6   6.6 6.6
Option Awards, Shares        
Outstanding at the beginning of the period (in shares)     10,997,000  
Granted (in shares)     953,000  
Exercised (in shares)     (1,247,000)  
Forfeited (in shares)     (233,000)  
Outstanding at the end of the period (in shares) 10,470,000   10,470,000  
Exercisable at the end of the period (in shares) 7,205,000   7,205,000  
Option Awards, Weighted Average Exercise Price        
Outstanding at the beginning of the period (in dollars per share)     $ 12.28  
Granted (in dollars per share) $ 17.51   $ 17.51  
Exercised (in dollars per share) $ 2.82   $ 2.82  
Forfeited (in dollars per share) $ 11.80   $ 11.80  
Outstanding at the end of the period (in dollars per share) $ 13.90   $ 13.90  
Exercisable at the end of the period (in dollars per share) $ 16.39   $ 16.39  
Outstanding, Weighted Average Remaining Contractual Term (in years) 6.2   6.2  
Exercisable, Weighted Average Remaining Contractual Term (in years)     5.3  
Outstanding, Aggregate Intrinsic Value 26   26  
Exercisable, Aggregate Intrinsic Value 13   13  
Weighted-average grant-date fair value of stock options granted (in dollars per share)     $ 9.17  
Total unrecognized compensation cost related to nonvested share-based compensation arrangements granted under the Stock Incentive Plan 9   9  
Weighted-average period over which cost is expected to be recognized (in years)     0.9  
Total intrinsic value of stock options exercised     $ 19 $ 9