XML 133 R112.htm IDEA: XBRL DOCUMENT v3.10.0.1
Income Taxes - Differences Between Provisions for Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Valuation Allowance [Line Items]        
Transition tax for accumulated foreign earnings     $ 9  
Change in tax rate, deferred tax asset, valuation allowance   $ (9)    
Sequestration of AMT credits   (2) 3  
Change in tax rate, provisional income tax expense (benefit)     9  
Differences between actual provisions for income taxes and provisions for income taxes at the U.S. federal statutory rate (35%)        
Taxes on income from continuing operations at U.S. federal statutory rate   48 117 $ 96
Foreign earnings subject to different tax rates   4 3 (3)
State income tax, net of federal benefit   6 9 10
Income from equity method investments   (9) (21) (17)
Law changes $ 145 (11) 145 0
Stock compensation   (5) 0 0
Prior year return adjustments   0 (7) 0
Foreign tax credits   0 0 (21)
Global Intangible Low-Taxed Income   5 0 0
Other, net   (4) (8) (2)
Provision for income tax expense (benefit)   $ 34 $ 238 $ 63
Effective income tax rate   15.00% 71.00% 23.00%
Foreign Tax Credits        
Valuation Allowance [Line Items]        
Change in tax rate, deferred tax asset, valuation allowance     $ 106  
State Net Operating Losses        
Valuation Allowance [Line Items]        
Change in tax rate, deferred tax asset, valuation allowance     $ 18