Annual report pursuant to Section 13 and 15(d)

Investments, Available For Sale Investments (Detail)

v3.8.0.1
Investments, Available For Sale Investments (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Dec. 26, 2015
Available-for-sale Securities [Abstract]      
Fair Value $ 6,621    
Adjusted Cost, Total 8,149 $ 14,344  
Gross Unrealized Gains, Total 2,693 3,372  
Gross Unrealized Losses, Total (29) (34)  
Fair Value, Total 10,813 17,682  
Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds 7,100 4,100 $ 2,200
Available-for-sale Securities, Gross Realized Gains 3,500 538 $ 133
Due in 1 year or less, Fair Value 2,573    
Due in 1-2 years, Fair Value 1,776    
Due in 2-5 years, Fair Value 1,866    
Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Fair Value 71    
Instruments not due at a single maturity date, Fair Value 335    
Corporate debt      
Available-for-sale Securities [Abstract]      
Adjusted Cost 2,294 3,847  
Gross Unrealized Gains 4 4  
Gross Unrealized Losses (13) (14)  
Fair Value 2,285 3,837  
Financial institution instruments      
Available-for-sale Securities [Abstract]      
Adjusted Cost 3,387 6,098  
Gross Unrealized Gains 3 5  
Gross Unrealized Losses (9) (11)  
Fair Value 3,381 6,092  
Government debt      
Available-for-sale Securities [Abstract]      
Adjusted Cost 961 1,581  
Gross Unrealized Gains 0 0  
Gross Unrealized Losses (6) (8)  
Fair Value 955 1,573  
Marketable equity securities      
Available-for-sale Securities [Abstract]      
Adjusted Cost 1,507 2,818  
Gross Unrealized Gains 2,686 3,363  
Gross Unrealized Losses (1) (1)  
Fair Value 4,192 $ 6,180  
Cloudera, Inc. [Member]      
Available-for-sale Securities [Abstract]      
Equity Method Investment, Other than Temporary Impairment $ 278