Annual report pursuant to Section 13 and 15(d)

INCOME TAXES - SUMMARY OF CHANGES IN VALUATION ALLOWANCE (Details)

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INCOME TAXES - SUMMARY OF CHANGES IN VALUATION ALLOWANCE (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Summary of changes in the valuation allowance      
Valuation allowance at the beginning of the period $ 215 $ 412 $ 484
Valuation allowance at the end of the period 231 215 412
Change in valuation allowance (16) 197 72
Foreign currency movements   3 11
(Decrease) increase to deferred tax assets with no impact on operating tax expense, including an offsetting (decrease) increase to valuation allowances (40) (15) (11)
Change in valuation allowance per rate reconciliation (56) 185 72
Components of change in valuation allowance affecting tax expense      
Pre-tax income and losses in jurisdictions with valuation allowances resulting in no tax expense or benefit (133) 53 50
Releases of valuation allowances in various jurisdictions   132 22
Establishments of valuation allowances in various jurisdictions 77    
Change in valuation allowance per rate reconciliation (56) 185 72
Expense (benefit) as a result of pre-tax income and losses in jurisdictions with valuation allowances 0 0 0
HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES      
Summary of changes in the valuation allowance      
Valuation allowance at the beginning of the period 215 412 487
Valuation allowance at the end of the period 231 215 412
Change in valuation allowance (16) 197 75
Foreign currency movements   3 11
(Decrease) increase to deferred tax assets with no impact on operating tax expense, including an offsetting (decrease) increase to valuation allowances (40) (15) (14)
Change in valuation allowance per rate reconciliation (56) 185 72
Components of change in valuation allowance affecting tax expense      
Pre-tax income and losses in jurisdictions with valuation allowances resulting in no tax expense or benefit (133) 53 49
Releases of valuation allowances in various jurisdictions   132 23
Establishments of valuation allowances in various jurisdictions 77    
Change in valuation allowance per rate reconciliation (56) 185 72
Expense (benefit) as a result of pre-tax income and losses in jurisdictions with valuation allowances $ 0 $ 0 $ 0