Registration of securities issued in business combination transactions

EMPLOYEE BENEFIT PLANS (Details 6)

v3.3.1.900
EMPLOYEE BENEFIT PLANS (Details 6) - USD ($)
shares in Millions, $ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
SUPPLEMENTAL SALARY DEFERRAL PLAN AND SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN      
Maximum percentage of salary which participant can defer under Huntsman supplemental deferral plan 75.00%    
Carrying amount of assets included in other noncurrent assets $ 26 $ 24  
Deferred compensation expense $ 1 1 $ 1
STOCK-BASED INCENTIVE PLAN      
Authorized number of shares to be granted under the Stock Incentive Plan 37.2    
U.S. Other Postretirement Benefit Plans      
DEFINED CONTRIBUTION PLANS      
Total defined contribution expense $ 23 15 14
Non-U.S. Other Postretirement Benefit Plans      
DEFINED CONTRIBUTION PLANS      
Total defined contribution expense $ 13 $ 14 $ 14
Money purchase pension plan      
DEFINED CONTRIBUTION PLANS      
Employer contribution limit (as a percent of compensation) 8.00%    
Salary deferral plan      
DEFINED CONTRIBUTION PLANS      
Employer contribution limit (as a percent of compensation) 2.00%    
Employer matching contribution as a percentage of employee's contribution 50.00%    
Salary deferral plan | Non-U.S. Other Postretirement Benefit Plans      
DEFINED CONTRIBUTION PLANS      
Employer contribution limit (as a percent of compensation) 15.00%    
Salary deferral plan for new hires      
DEFINED CONTRIBUTION PLANS      
Employer contribution limit (as a percent of compensation) 4.00%    
Employer matching contribution as a percentage of employee's contribution 100.00%    
Period of service, to be achieved by the employees, to receive additional matching percentage 6 years    
Salary deferral plan for new hires | Non-U.S. Other Postretirement Benefit Plans      
DEFINED CONTRIBUTION PLANS      
Employer contribution limit (as a percent of compensation) 12.00%    
Huntsman UK Pension Plan | Non-U.S. Other Postretirement Benefit Plans      
DEFINED CONTRIBUTION PLANS      
Transition period for contributions 5 years