Quarterly report pursuant to Section 13 or 15(d)

EMPLOYEE BENEFIT PLANS (Details)

v3.5.0.2
EMPLOYEE BENEFIT PLANS (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Components of net periodic benefit cost        
Amortization of actuarial loss $ 16 $ 19 $ 49 $ 56
Contributions to pension and other postretirement benefit plans     54 83
Expected contributions to pension and other postretirement benefit plans during remainder of 2016     20  
Huntsman International        
Components of net periodic benefit cost        
Amortization of actuarial loss 18 21 55 62
Defined Benefit Plans        
Components of net periodic benefit cost        
Service cost 16 18 48 54
Interest cost 30 31 91 92
Expected return on assets (46) (50) (141) (150)
Amortization of prior service benefit (2) (2) (7) (4)
Amortization of actuarial loss 17 20 51 57
Special termination benefits       3
Net periodic benefit cost 15 17 42 52
Defined Benefit Plans | Huntsman International        
Components of net periodic benefit cost        
Service cost 16 18 48 54
Interest cost 30 31 91 92
Expected return on assets (46) (50) (141) (150)
Amortization of prior service benefit 2 (2) (7) (4)
Amortization of actuarial loss 20 22 57 63
Special termination benefits       3
Net periodic benefit cost 22 19 48 58
Other Postretirement Benefit Plans        
Components of net periodic benefit cost        
Service cost 1 1 2 3
Interest cost 1 1 3 4
Amortization of prior service benefit (2) (1) (5) (3)
Amortization of actuarial loss     1 2
Net periodic benefit cost   1 1 6
Other Postretirement Benefit Plans | Huntsman International        
Components of net periodic benefit cost        
Service cost 1 1 2 3
Interest cost 1 1 3 4
Amortization of prior service benefit $ (2) (1) (5) (3)
Amortization of actuarial loss     1 2
Net periodic benefit cost   $ 1 $ 1 $ 6