Annual report pursuant to Section 13 and 15(d)

EMPLOYEE BENEFIT PLANS (Details 3)

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EMPLOYEE BENEFIT PLANS (Details 3) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
U.S. Defined Benefit Plans
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss $ (149) $ 103 $ 101
Amortization of actuarial loss (35) (21) (16)
Current year prior service (credits) cost   (26)  
Amortization of prior service cost (credits) 7 6 4
Total recognized in other comprehensive (income) loss (177) 62 89
Net periodic benefit cost 49 35 32
Total recognized in net periodic benefit cost and other comprehensive income (loss) (128) 97 121
Projected benefit obligation:      
Discount rate (as a percent) 5.13% 4.18% 5.30%
Rate of compensation increase (as a percent) 4.17% 4.19% 3.88%
Net periodic pension cost:      
Discount rate (as a percent) 4.18% 5.30% 5.70%
Rate of compensation increase (as a percent) 4.19% 3.88% 3.88%
Expected return on plan assets (as a percent) 7.75% 8.00% 8.19%
U.S. Defined Benefit Plans | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss (149) 103 101
Amortization of actuarial loss (35) (21) (16)
Current year prior service (credits) cost   (26)  
Amortization of prior service cost (credits) 7 6 4
Total recognized in other comprehensive (income) loss (177) 62 89
Net periodic benefit cost 49 35 32
Total recognized in net periodic benefit cost and other comprehensive income (loss) (128) 97 121
Non-U.S. Defined Benefit Plans
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss (40) 272 182
Amortization of actuarial loss (43) (23) (16)
Current year prior service (credits) cost 1   (2)
Amortization of prior service cost (credits) (1) 1 2
Curtailment effects     (38)
Settlements (12) (13)  
Total recognized in other comprehensive (income) loss (95) 237 128
Net periodic benefit cost 69 36 36
Total recognized in net periodic benefit cost and other comprehensive income (loss) (26) 273 164
Projected benefit obligation:      
Discount rate (as a percent) 3.62% 3.38% 4.39%
Rate of compensation increase (as a percent) 3.37% 3.34% 3.44%
Net periodic pension cost:      
Discount rate (as a percent) 3.38% 4.39% 4.69%
Rate of compensation increase (as a percent) 3.34% 3.44% 3.38%
Expected return on plan assets (as a percent) 5.75% 6.52% 6.62%
Non-U.S. Defined Benefit Plans | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss (39) 272 182
Amortization of actuarial loss (49) (28) (21)
Current year prior service (credits) cost 1   (2)
Amortization of prior service cost (credits) (1) 1 2
Curtailment effects     (38)
Settlements (12) (13)  
Total recognized in other comprehensive (income) loss (100) 232 123
Net periodic benefit cost 75 41 41
Total recognized in net periodic benefit cost and other comprehensive income (loss) (25) 273 164
U.S. Other Postretirement Benefit Plans
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss (8) 9 1
Amortization of actuarial loss (2) (2) (2)
Current year prior service (credits) cost (22)    
Amortization of prior service cost (credits) 2 3 3
Total recognized in other comprehensive (income) loss (30) 10 2
Net periodic benefit cost 9 10 9
Total recognized in net periodic benefit cost and other comprehensive income (loss) (21) 20 11
Projected benefit obligation:      
Discount rate (as a percent) 4.79% 3.89% 5.09%
Net periodic pension cost:      
Discount rate (as a percent) 3.89% 5.09% 5.46%
U.S. Other Postretirement Benefit Plans | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss (8) 9 1
Amortization of actuarial loss (2) (2) (2)
Current year prior service (credits) cost (22)    
Amortization of prior service cost (credits) 2 3 3
Total recognized in other comprehensive (income) loss (30) 10 2
Net periodic benefit cost 9 10 9
Total recognized in net periodic benefit cost and other comprehensive income (loss) (21) 20 11
Non-U.S. Other Postretirement Benefit Plans
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss (1)    
Total recognized in other comprehensive (income) loss (1)    
Net periodic benefit cost   1 1
Total recognized in net periodic benefit cost and other comprehensive income (loss) (1) 1 1
Projected benefit obligation:      
Discount rate (as a percent) 6.49% 5.79% 6.09%
Net periodic pension cost:      
Discount rate (as a percent) 5.79% 6.09% 6.69%
Non-U.S. Other Postretirement Benefit Plans | HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES
      
Amounts recognized in net periodic benefit cost and other comprehensive income (loss)      
Current year actuarial (gain) loss (1)    
Total recognized in other comprehensive (income) loss (1)    
Net periodic benefit cost   1 1
Total recognized in net periodic benefit cost and other comprehensive income (loss) $ (1) $ 1 $ 1