XML 77 R54.htm IDEA: XBRL DOCUMENT v3.20.4
INCOME TAXES Part 2 (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
United States [Member]        
Reconciliation of beginning and ending amounts of unrecognized tax benefits [Roll Forward]        
Beginning Balance $ 202 [1] $ 182 [1] $ 142  
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions 14 25 9  
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions   (3)    
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions 63   35  
Lapse of statute of limitations (22) (2) (4)  
Ending Balance [1] 257 202 182  
Reconciliation of beginning and ending amounts of accrued interest related to unrecognized tax benefits [Roll Forward]        
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 13 13 10 $ 6
Unrecognized Tax Benefits, Interest on Income Taxes Expense 5 5 4  
Interest income, net of tax associated with expiration of statute of limitations (5) $ (2) $ 0  
Maximum [Member]        
Reconciliation of beginning and ending amounts of accrued interest related to unrecognized tax benefits [Roll Forward]        
Unrecognized Tax Benefits that Would Impact Effective Tax Rate $ 120      
[1] All of the unrecognized tax benefits would, if recognized, impact the Company's effective tax rate.