Quarterly report pursuant to Section 13 or 15(d)

Investments (Details 3)

v3.19.2
Investments (Details 3) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 28, 2019
Jun. 29, 2018
Jun. 28, 2019
Jun. 29, 2018
Dec. 31, 2018
Debt securities, by type          
Available-for-sale Securities, Amortized Cost Basis $ 3,879   $ 3,879    
Debt Securities, Trading, and Equity Securities, FV-NI, Cost 3,922   3,922   $ 4,946
Debt securities, gross unrealized gain 132   132   119
Debt securities, gross unrealized loss 5   5   28
Debt Securities 4,049   4,049   5,037
Equity Securities [Member]          
Debt securities, by type          
Available-for-sale Securities, Gross Realized Gains 23 $ 8 28 $ 8  
Trading Securities, Equity, Cost 43   43   45
Trading Securities, Unrealized Holding Gain     1   0
Trading Securities, Unrealized Holding Loss     0   1
Debt Securities, Trading, and Equity Securities, FV-NI 44   44   44
Available-for-sale Securities, Debt Securities 3,879   3,879   4,901
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax 131   131   119
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax 5   5   27
Available-for-sale Securities Fair Value 4,005   4,005   4,993
Available-for-sale Securities, Gross Realized Losses 1 8 4 13  
Proceeds from Sale of Available-for-sale Securities 1,068 $ 3,236 1,790 $ 6,323  
Available-for-sale Securities [Member]          
Debt securities, by type          
Debt Securities 4,005   4,005   4,993
Trading Securities [Member]          
Debt securities, by type          
Debt Securities 44   44   44
Cash and Cash Equivalents [Member] | Available-for-sale Securities [Member]          
Debt securities, by type          
Debt Securities 7   7   0
Cash and Cash Equivalents [Member] | Trading Securities [Member]          
Debt securities, by type          
Debt Securities 0   0   0
Marketable Securities [Member] | Available-for-sale Securities [Member]          
Debt securities, by type          
Debt Securities 3,706   3,706   4,691
Marketable Securities [Member] | Trading Securities [Member]          
Debt securities, by type          
Debt Securities 44   44   44
Other Assets | Available-for-sale Securities [Member]          
Debt securities, by type          
Debt Securities 292   292   302
Other Assets | Trading Securities [Member]          
Debt securities, by type          
Debt Securities $ 0   $ 0   $ 0