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Income Taxes - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
U.S. federal statutory rate   21.00% 21.00%         21.00% 21.00% 35.00%
Tax charge to recognize tax reform legislation     $ 186             $ 186
Change in valuation allowance                   49
Pension settlement charges         $ 258     $ 259
Income tax expense (benefit)               (32) 78 283
Other tax benefits       $ 22 87 $ 16 $ 39 (6) 44  
Other amounts         $ 48          
Reversal of a provision for an uncertain tax position               11
Benefit related to repatriations from non-U.S. operations                 7  
Tax expense (benefit) related to settlements                 $ 5  
Effect of change in corporate tax rate               2.00% 1.00% 49.00%
Foreign tax credits     $ 49             $ 49
Expense related to repatriations from non-U.S. operations               $ 3   2
Withholding taxes paid               10 $ 11 7
Unrecognized tax liability associated with operations in which we are permanently reinvested $ 9             9    
Intercompany loan obligations 1,015             1,015    
Intercompany loan obligations to parent considered permanently invested 19             19    
Capital loss carryforwards 42 $ 40           42 40  
Capital loss carryforward valuation allowance 42             42    
Other tax credit carryforwards 244             244    
Other tax credit carryforward, valuation allowance 18             18    
Interest accrued on uncertain tax positions 12 $ 11           12 11  
Decrease related to prior years tax positions               15 25
Decrease in unrecognized tax benefits reasonably possible in next twelve months 17             17    
Unrecognized tax benefit that would impact effective tax rate 90             90    
Pension Plan [Member]                    
Income tax expense (benefit)               11    
Pension Plan [Member]                    
Change in valuation allowance               (18)    
Internal Revenue Service (IRS) [Member]                    
Operating loss carryforwards 281             281    
Operating loss carryforwards subjected to limitation, annual limit $ 84             84    
UNITED STATES                    
Change in valuation allowance                 $ (5)  
Decrease related to prior years tax positions                   $ 23
UNITED STATES | Income Projections [Member]                    
Change in valuation allowance               (34)    
UNITED STATES | Tax Credits [Member]                    
Change in valuation allowance               (30)    
BRAZIL                    
Change in valuation allowance       $ (22)       $ (22)    
Maximum [Member]                    
Transition tax rate   0.155                
Other tax credit carryforward periods 20 years                  
Minimum [Member]                    
Transition tax rate   0.08                
Other tax credit carryforward periods 10 years