Quarterly report pursuant to Section 13 or 15(d)

DEBT - NOTES (Details)

v3.20.2
DEBT - NOTES (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Mar. 27, 2019
Mar. 31, 2019
Sep. 30, 2020
Sep. 30, 2019
Mar. 13, 2019
Debt          
Loss on early extinguishment of debt       $ 23  
HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES          
Debt          
Loss on early extinguishment of debt       $ 23  
2029 Senior Notes | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES          
Debt          
Face amount         $ 750
Interest rate (as a percent)     4.50%   4.50%
Percentage of principal amount at which the entity may redeem debt     100.00%    
2020 Senior Notes | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES          
Debt          
Interest rate (as a percent) 4.875%        
Early repayment of debt $ 650        
Debt costs associated with redeemed debt 21        
Debt accrued interest $ 12        
Loss on early extinguishment of debt   $ 23