| **Subsequent Events (Tables)**                         | 6 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
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| **Subsequent Events [Abstract]**                       |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Carrying Amount of Major Classes and Liabilities of IT | The carrying amounts of the major classes of assets and liabilities included in discontinued operations in our Condensed Consolidated Balance Sheet (Unaudited) as of December 30, 2016 and July 1, 2016, are as follows:  December 30, 2016 (1) July 1, 2016       (In millions)Assets   Receivables$50 $67Inventories12 14Property, plant and equipment69 —Goodwill132 —Other intangible assets22 —Other current assets59 31Current assets of discontinued operations $344 $112Property, plant and equipment$— $73Goodwill— 136Other intangible assets— 24Other non-current assets— 46Non-current assets of discontinued operations$— $279Liabilities   Accounts payable$15 $11Post-closing adjustment liability2 27Other current liabilities50 53Current liabilities of discontinued operations$67 $91Non-current liabilities of discontinued operations$— $26     (1)  The assets and liabilities of discontinued operations held for sale are classified as current in our Condensed Consolidated Balance Sheet (Unaudited) as of December 30, 2016 because it was probable the sale would occur and proceeds would be collected within one year.The major components of the discontinued operations in our Condensed Consolidated Statement of Income (Unaudited) include the following: Quarter Ended Two Quarters Ended December 30, 2016 January 1, 2016 December 30, 2016 January 1, 2016         (In millions)Revenue from product sales and services$69 $95 $145 $196Cost of product sales and services(53) (77) (109) (154)Engineering, selling and administrative expenses(11) (22) (26) (43)Impairment of goodwill and other assets— (367) — (367)Non-operating income7 — 7 —Income (loss) before income taxes12 (371) 17 (368)Loss on sale of discontinued operation— (21) — (21)Income tax (expense) benefit(3) 43 (4) 42Discontinued operations, net of income taxes$9 $(349) $13 $(347)Depreciation and amortization, capital expenditures, and significant noncash items of discontinued operations for all periods presented in our Condensed Consolidated Statement of Income (Unaudited) include the following: Quarter Ended Two Quarters Ended December 30, 2016 January 1, 2016 December 30, 2016 January 1, 2016         (In millions)Depreciation and amortization$3 $12 $11 $25Capital expenditures2 4 4 8Significant noncash items:       Impairment of goodwill and other assets— 367 — 367The following table summarizes the approximate carrying amount of the major classes of assets and liabilities of IT Services as of December 30, 2016: (In millions)Assets Current assets$270Goodwill460Other intangible assets250Other assets20Liabilities Current liabilities$110 |

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| - Definition
Tabular disclosure of information related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.
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