XML 51 R38.htm IDEA: XBRL DOCUMENT v3.8.0.1
PROVISION FOR INCOME TAXES PROVISION FOR INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Income Tax Examination [Line Items]        
Provision for income taxes $ 79 $ 56 $ 206 $ 195
Effective Income Tax Rate Reconciliation, Percent 20.00% 20.00% 19.00% 21.00%
Discrete items impacting effective tax rate $ 0      
Finalization of prior years' income tax returns     $ 22 $ 9
Planned amendments to prior years' income tax returns     $ 22  
Foreign tax credits   $ 16   16
Restoration of tax basis for which depreciation deductions were previously limited       $ 16