Annual report pursuant to Section 13 and 15(d)

EMPLOYEE BENEFIT PLANS - AMOUNTS RECOGNIZED AND AMOUNTS EXPECTED TO BE RECOGNIZED IN OTHER COMPREHENSIVE INCOME LOSS AND COMPONENTS OF NET PERIODIC BENEFIT COST (Details)

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EMPLOYEE BENEFIT PLANS - AMOUNTS RECOGNIZED AND AMOUNTS EXPECTED TO BE RECOGNIZED IN OTHER COMPREHENSIVE INCOME LOSS AND COMPONENTS OF NET PERIODIC BENEFIT COST (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Components of net periodic benefit cost      
Amortization of actuarial loss $ 65 $ 74 $ 51
Huntsman International      
Components of net periodic benefit cost      
Amortization of actuarial loss 73 82 59
U.S. Defined Benefit Plans      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 407 359  
Prior service credit (17) (22)  
Total 390 337  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 29    
Prior service credit (2)    
Total 27    
Components of net periodic benefit cost      
Service cost 30 32 27
Interest cost 48 43 45
Expected return on plan assets (55) (57) (56)
Amortization of prior service credit (5) (6) (6)
Amortization of actuarial loss 25 32 19
Net periodic benefit cost 43 44 29
U.S. Defined Benefit Plans | Huntsman International      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 408 361  
Prior service credit (17) (22)  
Total 391 339  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 29    
Prior service credit (2)    
Total 27    
Components of net periodic benefit cost      
Service cost 30 32 27
Interest cost 48 43 45
Expected return on plan assets (55) (57) (56)
Amortization of prior service credit (5) (6) (6)
Amortization of actuarial loss 25 32 19
Net periodic benefit cost 43 44 29
Non-U.S. Defined Benefit Plans      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 1,100 906  
Prior service credit (31) (34)  
Total 1,069 872  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 58    
Prior service credit (4)    
Total 54    
Components of net periodic benefit cost      
Service cost 34 40 32
Interest cost 72 79 102
Expected return on plan assets (132) (143) (138)
Amortization of prior service credit (4)    
Amortization of actuarial loss 42 43 34
Settlement loss     13
Special termination benefits   3 3
Net periodic benefit cost 12 22 46
Non-U.S. Defined Benefit Plans | Huntsman International      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 1,137 952  
Prior service credit (31) (35)  
Total 1,106 917  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 65    
Prior service credit (4)    
Total 61    
Components of net periodic benefit cost      
Service cost 34 40 32
Interest cost 72 79 102
Expected return on plan assets (131) (143) (138)
Amortization of prior service credit (4)    
Amortization of actuarial loss 49 51 41
Settlement loss     13
Special termination benefits   3 3
Net periodic benefit cost 20 30 53
U.S. Other Postretirement Benefit Plans      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 45 38  
Prior service credit (51) (58)  
Total (6) (20)  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 3    
Prior service credit (6)    
Total (3)    
Components of net periodic benefit cost      
Service cost 2 4 3
Interest cost 4 5 5
Amortization of prior service credit (7) (5) (4)
Amortization of actuarial loss 2 3 1
Net periodic benefit cost 1 7 5
U.S. Other Postretirement Benefit Plans | Huntsman International      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 45 38  
Prior service credit (51) (58)  
Total (6) (20)  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 3    
Prior service credit (6)    
Total (3)    
Components of net periodic benefit cost      
Service cost 2 4 3
Interest cost 4 5 5
Amortization of prior service credit (7) (5) (4)
Amortization of actuarial loss 2 3 1
Net periodic benefit cost 1 7 $ 5
Non-U.S. Other Postretirement Benefit Plans      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 1 1  
Prior service credit (2)    
Total (1) 1  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 1    
Prior service credit (3)    
Total (2)    
Non-U.S. Other Postretirement Benefit Plans | Huntsman International      
Amounts recognized in accumulated other comprehensive loss:      
Net actuarial loss 1 1  
Prior service credit (2)    
Total (1) $ 1  
Amounts in accumulated other comprehensive loss that are expected to be recognized as components of net periodic benefit cost during the next fiscal year      
Actuarial loss 1    
Prior service credit (3)    
Total $ (2)