Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.1
Investments, Available-for-Sale Debt Investments (Detail) - USD ($)
$ in Millions
Mar. 28, 2020
Dec. 28, 2019
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost $ 13,886 $ 6,481
Gross Unrealized Gains 69 63
Gross Unrealized Losses (12) (1)
Fair Value 13,943 6,543
Due in 1 year or less 3,443  
Due in 1–2 years 1,589  
Due in 2–5 years 1,354  
Due after 5 years 0  
Instruments not due at a single maturity date 7,557  
Corporate Debt Securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost 3,656 2,914
Gross Unrealized Gains 46 44
Gross Unrealized Losses (9) 0
Fair Value 3,693 2,958
Fixed Income Securities [Member]    
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost 9,482 3,007
Gross Unrealized Gains 12 15
Gross Unrealized Losses (2) (1)
Fair Value 9,492 3,021
Government Debt [Member]    
Debt Securities, Available-for-sale [Line Items]    
Adjusted Cost 748 560
Gross Unrealized Gains 11 4
Gross Unrealized Losses (1) 0
Fair Value $ 758 $ 564