Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.8.0.1
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Dec. 24, 2017
Dec. 25, 2016
Sep. 30, 2018
Sep. 30, 2018
Sep. 24, 2017
Income Taxes [Line Items]          
Income tax expense $ 5,926 $ 189      
Income taxes payable 3,867       $ 0
Effective income tax rate         18.00%
Tax benefits from foreign income taxed at rates lower than rates in the United States         32.00%
Unrecognized tax benefits 342       $ 372
Scenario, Forecast [Member]          
Income Taxes [Line Items]          
Effective income tax rate       297.00%  
Tax benefits from foreign income taxed at rates lower than rates in the United States       20.00%  
EC [Member]          
Income Taxes [Line Items]          
Loss contingency, loss in period 1,200        
KFTC [Member]          
Income Taxes [Line Items]          
Loss contingency, loss in period   $ 868     927
TFTC [Member]          
Income Taxes [Line Items]          
Loss contingency, loss in period         $ 778
U.S. Tax Cuts and Jobs Act Effective 2018 [Member]          
Income Taxes [Line Items]          
Income tax expense 5,900        
Toll charge 5,300        
Impact of remeasurement of U.S. deferred tax assets and liabilities 562        
Foreign withholding tax from decision to no longer indefinitely reinvest certain foreign earnings 86        
Income taxes payable 3,300        
U.S. Tax Cuts and Jobs Act Effective 2018 [Member] | Scenario, Forecast [Member]          
Income Taxes [Line Items]          
Federal statutory income tax rate     21.00% 25.00%  
Internal Revenue Service (IRS) [Member]          
Income Taxes [Line Items]          
Tax credit carryforward, amount 1,100        
Combined Effect of Certain Components Tax Legislation          
Income Taxes [Line Items]          
Income tax expense $ 6,000