Quarterly report pursuant to Section 13 or 15(d)

ACCUMULATED OTHER COMPREHENSIVE LOSS - RECLASSIFICATION DETAILS - HUNTSMAN INTERNATIONAL (Details)

v3.20.2
ACCUMULATED OTHER COMPREHENSIVE LOSS - RECLASSIFICATION DETAILS - HUNTSMAN INTERNATIONAL (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Pension and other postretirement benefits adjustments        
Reclassification from accumulated other comprehensive loss        
Total before tax $ 17 $ 16 $ 75 $ 31
Income tax expense (3) (3) (17) (6)
Net of tax 14 13 58 25
Pension and other postretirement benefits adjustments | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES        
Reclassification from accumulated other comprehensive loss        
Total before tax 18 17 77 33
Income tax expense (3) (4) (17) (7)
Net of tax 15 13 60 26
Prior service credit        
Reclassification from accumulated other comprehensive loss        
Total before tax (2) (3) (5) (6)
Prior service credit | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES        
Reclassification from accumulated other comprehensive loss        
Total before tax (2) (3) (5) (6)
Settlement loss        
Reclassification from accumulated other comprehensive loss        
Total before tax     41  
Settlement loss | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES        
Reclassification from accumulated other comprehensive loss        
Total before tax     41  
Actuarial loss        
Reclassification from accumulated other comprehensive loss        
Total before tax 19 19 39 37
Actuarial loss | Discontinued Operations        
Reclassification from accumulated other comprehensive loss        
Total before tax 2 0 3 1
Actuarial loss | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES        
Reclassification from accumulated other comprehensive loss        
Total before tax 20 20 41 39
Actuarial loss | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES | Discontinued Operations        
Reclassification from accumulated other comprehensive loss        
Total before tax $ 2 $ 0 $ 3 $ 1