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PROVISION FOR INCOME TAXES Part 2 (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Reconciliation of beginning and ending amounts of unrecognized tax benefits [Roll Forward]        
Unrecognized tax benefits that would impact effective tax rate, if recognized $ 137 $ 117 $ 51  
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 4 4 4 $ 5
Unrecognized Tax Benefits, Income Tax Penalties Accrued 1 3 3 $ 3
Unrecognized Tax Benefits, Interest on Income Taxes Expense 2 1 1  
Interest income, net of tax associated with expiration of statute of limitations 2 1    
Unrecognized Tax Benefits Interest Income From Favorable Audit Settlements     2  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense 2      
United States [Member]        
Reconciliation of beginning and ending amounts of unrecognized tax benefits [Roll Forward]        
Beginning Balance 117 51 65  
Additions based on tax positions related to current year 0 0 0  
Additions based on acquisitions 27 72 0  
Lapse of statute of limitations (7) (6) 0  
Settlements 0 0 (14)  
Ending Balance 137 $ 117 $ 51  
Minimum [Member]        
Reconciliation of beginning and ending amounts of unrecognized tax benefits [Roll Forward]        
Unrecognized tax benefits that would impact effective tax rate, if recognized 0      
Maximum [Member]        
Reconciliation of beginning and ending amounts of unrecognized tax benefits [Roll Forward]        
Unrecognized tax benefits that would impact effective tax rate, if recognized $ 10