Fair Value Measurements and Financial Instruments (Narrative) (Details) - USD ($)
$ in Millions |
12 Months Ended |
Jan. 02, 2016 |
Jan. 03, 2015 |
Dec. 28, 2013 |
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
| Cost Method Investments, carrying value |
$ 80
|
$ 71
|
|
| Aggregate fair value, fixed-rate debt obligations |
3,740
|
|
|
| Aggregate carrying value, fixed-rate debt obligations |
3,774
|
|
|
| Aggregate carrying value, variable-rate debt obligations |
2,651
|
|
|
| Cash equivalents at carrying value excluding money market securities |
393
|
713
|
|
| In-Process Research and Development and Tradenames [Member] |
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
| Intangible asset impairment charges, Indefinite-lived |
|
58
|
$ 29
|
| Estimated fair value after write-down |
|
55
|
50
|
| Customer-Related Intangible Assets [Member] |
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
| Intangible asset impairment charges, Finite-lived |
2
|
|
13
|
| Long Lived Asset Charges [Member] |
|
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
| Fixed asset write-offs |
$ 18
|
$ 25
|
$ 14
|