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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 | Dec. 31, 2021 | Jan. 01, 2021 | Jun. 28, 2019
Share-based Payment Arrangement, Noncash Expense [Abstract] |  |  |  |
Total expense | $ 125 | $ 129 | $ 94 | $ 58
Tax effect on share-based compensation expense | (31) | (33) | (24) | (14)
Total share-based compensation expense after-tax | 94 | 96 | 70 | 44
Cost of product sales and services |  |  |  |
Share-based Payment Arrangement, Noncash Expense [Abstract] |  |  |  |
Total expense | 5 | 14 | 11 | 12
Engineering, selling and administrative expenses |  |  |  |
Share-based Payment Arrangement, Noncash Expense [Abstract] |  |  |  |
Total expense | 120 | 115 | 83 | 46
Income from continuing operations |  |  |  |
Share-based Payment Arrangement, Noncash Expense [Abstract] |  |  |  |
Total expense | $ 125 | $ 129 | $ 94 | $ 58

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