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STOCK OPTIONS AND OTHER SHARE-BASED COMPENSATION - Share-based Compensation Expense (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 03, 2020 | Jun. 28, 2019 | Jun. 29, 2018 | Jun. 30, 2017
Share-based Payment Arrangement, Noncash Expense [Abstract] |  |  |  |
Total expense | $ 125 | $ 58 | $ 51 | $ 42
Included In: |  |  |  |
Income from continuing operations | 125 | 58 | 51 | 42
Tax effect on share-based compensation expense | (31) | (14) | (16) | (16)
Total share-based compensation expense after-tax | 94 | 44 | 35 | 26
Cost of product sales and services |  |  |  |
Share-based Payment Arrangement, Noncash Expense [Abstract] |  |  |  |
Total expense | 5 | 12 | 8 | 3
Included In: |  |  |  |
Income from continuing operations | 5 | 12 | 8 | 3
Engineering, selling and administrative expenses |  |  |  |
Share-based Payment Arrangement, Noncash Expense [Abstract] |  |  |  |
Total expense | 120 | 46 | 43 | 39
Included In: |  |  |  |
Income from continuing operations | $ 120 | $ 46 | $ 43 | $ 39

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