Annual report pursuant to Section 13 and 15(d)

Income Taxes - Narrative (Details)

v3.20.4
Income Taxes - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 26, 2020
Sep. 26, 2020
Jun. 27, 2020
Mar. 28, 2020
Dec. 28, 2019
Sep. 28, 2019
Jun. 29, 2019
Mar. 30, 2019
Dec. 26, 2020
Dec. 28, 2019
Dec. 29, 2018
Dec. 30, 2017
Income Tax Contingency [Line Items]                        
Income tax provision (benefit) $ (1,232) $ 12 $ 4 $ 6 $ 35 $ 7 $ 2 $ (13) $ (1,210) $ 31 $ (9)  
Income tax refunds from foreign jurisdiction related to legal settlement                   22 36  
Tax reform act                 0 13 (13)  
Withholding taxes on cross-border transactions                 13   7  
Foreign taxes in profitable locations                     7  
Cumulative undistributed earnings that could be subject to withholding taxes 304               304      
Unrecognized tax benefits that would impact effective tax rate 77       17       77 17 9  
Unrecognized tax benefits, income tax penalties and interest accrued 0       0       0 0 0  
Deferred Tax Assets, Valuation Allowance 1,576       $ 2,867       1,576 2,867 2,443 $ 2,621
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount                 1,301 $ 59 $ 64  
Federal                        
Income Tax Contingency [Line Items]                        
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount $ 1,300                      
State and Foreign                        
Income Tax Contingency [Line Items]                        
Increase in valuation allowance                 $ 75