Quarterly report pursuant to Section 13 or 15(d)

Investments, Available-for-Sale Debt Investments (Detail)

v3.19.2
Investments, Available-for-Sale Debt Investments (Detail) - USD ($)
$ in Millions
Jun. 29, 2019
Dec. 29, 2018
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost $ 7,097 $ 7,213
Gross Unrealized Gains 69 6
Gross Unrealized Losses (5) (48)
Fair Value 7,161 7,171
Due in 1 year or less 3,174  
Due in 1–2 years 733  
Due in 2–5 years 2,722  
Due after 5 years 122  
Instruments not due at a single maturity date 410  
Corporate Debt Securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost 3,160 3,068
Gross Unrealized Gains 45 2
Gross Unrealized Losses (4) (28)
Fair Value 3,201 3,042
Fixed Income Securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost 3,034 3,076
Gross Unrealized Gains 18 3
Gross Unrealized Losses (1) (11)
Fair Value 3,051 3,068
Government Debt [Member]    
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost 903 1,069
Gross Unrealized Gains 6 1
Gross Unrealized Losses 0 (9)
Fair Value $ 909 $ 1,061