| 
           DEBT (Details) 
        In Millions, unless otherwise specified  | 
        3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 1 Months Ended | 9 Months Ended | 9 Months Ended | 1 Months Ended | 9 Months Ended | 1 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 1 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 9 Months Ended | 9 Months Ended | 1 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 
           Sep. 30, 2012
 
          USD ($) 
         | 
        
           Sep. 30, 2011
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          USD ($) 
         | 
        
           Sep. 30, 2011
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Consolidated VIE's
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Consolidated VIE's
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2011
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2011
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          Consolidated VIE's
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          Consolidated VIE's
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Term loans
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Term loans
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Term loans
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Term loans
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Mar. 31, 2012
 
          Term loans
 
          Australian borrowings
 
          USD ($) 
         | 
        
           Mar. 31, 2012
 
          Term loans
 
          Australian borrowings
 
          AUD 
         | 
        
           Sep. 30, 2012
 
          Senior Credit Facilities
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Accounts receivable programs
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Accounts receivable programs
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Accounts receivable programs
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Accounts receivable programs
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Senior notes
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Senior notes
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Senior notes
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Senior notes
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Senior subordinated notes
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Senior subordinated notes
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Senior subordinated notes
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Senior subordinated notes
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HPS (China) debt
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          HPS (China) debt
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HPS (China) debt
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          HPS (China) debt
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HPS (China) secured term and working capital loan facilities
 
          U.S. dollar borrowings
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HPS (China) secured term and working capital loan facilities
 
          RMB borrowings
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HPS (China) secured term and working capital loan facilities
 
          RMB borrowings
 
          CNY 
         | 
        
           Sep. 30, 2012
 
          HPS (China) working capital loans and commercial drafts
 
          RMB borrowings
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          HPS (China) working capital loans and commercial drafts
 
          RMB borrowings
 
          CNY 
         | 
        
           Sep. 30, 2012
 
          Other debt instruments
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Other debt instruments
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Other debt instruments
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Other debt instruments
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Mar. 31, 2012
 
          Revolving Facility 
         | 
        
           Sep. 30, 2012
 
          Revolving Facility
 
          USD ($) 
         | 
        
           Mar. 06, 2012
 
          Revolving Facility
 
          USD ($) 
         | 
        
           Mar. 31, 2012
 
          Revolving Facility
 
          Australian borrowings
 
          USD ($) 
         | 
        
           Mar. 31, 2012
 
          Revolving Facility
 
          Australian borrowings
 
          AUD 
         | 
        
           Sep. 24, 2012
 
          Term Loan B
 
          USD ($) 
         | 
        
           Sep. 07, 2012
 
          Term Loan B
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Term Loan B
 
          USD ($) 
         | 
        
           Mar. 06, 2012
 
          Term Loan B
 
          USD ($) 
         | 
        
           Sep. 07, 2012
 
          Term Loan C
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Term Loan C
 
          USD ($) 
         | 
        
           Sep. 07, 2012
 
          Extended Term Loan B
 
          USD ($) 
         | 
        
           Jun. 30, 2012
 
          Extended Term Loan B 
         | 
        
           Sep. 30, 2012
 
          Extended Term Loan B
 
          USD ($) 
         | 
        
           Sep. 07, 2012
 
          Extended Term Loans B Series 2
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Extended Term Loans B Series 2
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Intercompany Note
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Intercompany Note
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Intercompany Note
 
          Maximum 
         | 
        
           Sep. 30, 2012
 
          Intercompany Note
 
          Minimum 
         | 
        
           Sep. 30, 2012
 
          Intercompany Note
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Dec. 31, 2011
 
          Intercompany Note
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          USD ($) 
         | 
        
           Sep. 30, 2012
 
          Intercompany Note
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          Maximum 
         | 
        
           Sep. 30, 2012
 
          Intercompany Note
 
          HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
 
          Minimum 
         | 
        
           Sep. 30, 2012
 
          Senior Notes, June 2016 
         | 
        
           Mar. 31, 2012
 
          Australian credit facilities
 
          Australian borrowings
 
          Australian subsidiary
 
          USD ($) 
         | 
        
           Mar. 31, 2012
 
          Australian credit facilities
 
          Australian borrowings
 
          Australian subsidiary
 
          AUD 
         | 
      |||||||||
| Debt | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Total debt - excluding debt to affiliates | $ 3,680 | $ 3,680 | $ 3,942 | $ 266 | $ 281 | $ 3,680 | $ 3,680 | $ 3,942 | $ 266 | $ 281 | $ 1,613 | $ 1,696 | $ 1,613 | $ 1,696 | $ 237 | $ 237 | $ 237 | $ 237 | $ 490 | $ 472 | $ 490 | $ 472 | $ 892 | $ 976 | $ 892 | $ 976 | $ 109 | $ 167 | $ 109 | $ 167 | $ 73 | $ 113 | $ 73 | $ 113 | |||||||||||||||||||||||||||||||||||||||||||||||
| Total current portion of debt | 130 | [1] | 130 | [1] | 212 | [1] | 25 | 16 | 130 | [1] | 130 | [1] | 212 | [1] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Long-term portion | 3,550 | [1] | 3,550 | [1] | 3,730 | [1] | 241 | 264 | 3,550 | [1] | 3,550 | [1] | 3,730 | [1] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Notes payable to affiliates-current | 100 | 100 | 100 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Notes payable to affiliates-noncurrent | 3 | 3 | 4 | 610 | 610 | 439 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Total debt | 3,683 | 3,683 | 3,946 | 4,390 | 4,390 | 4,481 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Decrease in the interest rate margin (as a percent) | 0.50% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Undrawn commitment fee (as a percent) | 0.50% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Committed amount before increase | 300 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Committed Amount | 400 | 400 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Principal Outstanding | 243 | 346 | 419 | 637 | 342 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Amount Outstanding | 10 | 56 | 354 | 43 | 270 | 243 | 391 | 637 | 342 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Reference rate | US LIBOR | US LIBOR | US LIBOR | LIBOR | US LIBOR | US LIBOR | LIBOR | U.S. A/R Program | LIBOR | U.S. A/R Program | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Increase in the interest rate margin (as a percent) | 3.00% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Reference rate (as a percent) | 2.50% | 1.50% | 2.25% | 2.50% | 2.75% | (0.25%) | (0.10%) | (0.25%) | (0.10%) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Amount of letter of credit and bank guarantees issued and outstanding | 19 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Weighted average interest rate at period end (as a percent) | 3.00% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Interest rate (as a percent) | 5.50% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Prepayment of term loan | 58 | 3 | 4 | 6 | 4 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Loss on early extinguishment of debt | 1 | 2 | 2 | 5 | 1 | 2 | 2 | 5 | 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Future percentage of amortization of the principal amount | 1.00% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Minimum number of months prior to the maturity date of the debt instrument | 3 months | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Outstanding loan due from Huntsman International | 707 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Outstanding loan due to Huntsman Corporation | 707 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Due from Huntsman International, current | 100 | 100 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Due to Huntsman Corporation, current | 100 | 100 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Amount repaid | $ 12 | 12 | $ 2 | $ 19 | 120 | $ 36 | 229 | $ 15 | 14 | $ 3 | $ 4 | $ 7 | $ 27 | 26 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt instrument covenant consolidated leverage ratio | 3.75 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
          
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