Quarterly report pursuant to Section 13 or 15(d)

Investments, Equity Investments (Details)

v3.20.2
Investments, Equity Investments (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 27, 2020
Jun. 29, 2019
Jun. 27, 2020
Jun. 29, 2019
Dec. 28, 2019
Schedule of Investments [Line Items]          
Marketable Securities $ 464   $ 464   $ 450
Cost Method Investments 3,419   3,419   3,480
Equity Method Investments 18   18   37
Equity Investments 3,901   3,901   $ 3,967
Mark to market on marketable equity securities1 165 $ (179) 62 $ 74  
Observable price adjustments on non-marketable 58 8 137 16  
Impairments (51) (39) (193) (62)  
Other Net Equity Investments 95 380 150 576  
Gain (Loss) on Investments 267 170 156 604  
Net gains (losses) recognized during the period on equity securities 223 (178) 83 84  
Less: Net (gains) losses recognized during the period on equity securities sold during the period (55) (33) (58) (258)  
Unrealized gains (losses) recognized during the reporting period on equity securities still held at the reporting date $ 168 (211) $ 25 (174)  
IM Flash Technologies, LLC [Member]          
Schedule of Investments [Line Items]          
Equity Method Investments   $ 1,300   $ 1,300