| **PENSION AND OTHER POSTRETIREMENT BENEFITS - Expected Amortization of Net Define Benefit Costs Included on AOCI During Next Fiscal Year (Details) $ in Millions** | Jun. 28, 2019 USD ($) |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------|
| **Defined Benefit Plan Disclosure [Line Items]**                                                                                                                   |                  |
| Net actuarial (gain) loss                                                                                                                                          | $ (4)                 |
| Prior service cost                                                                                                                                                 | 1                     |
| Defined benefit plan, expected amortization next fiscal year                                                                                                       | (3)                   |
| Pension                                                                                                                                                            |                  |
| **Defined Benefit Plan Disclosure [Line Items]**                                                                                                                   |                  |
| Net actuarial (gain) loss                                                                                                                                          | 1                     |
| Prior service cost                                                                                                                                                 | 1                     |
| Defined benefit plan, expected amortization next fiscal year                                                                                                       | 2                     |
| Other Benefits                                                                                                                                                     |                  |
| **Defined Benefit Plan Disclosure [Line Items]**                                                                                                                   |                  |
| Net actuarial (gain) loss                                                                                                                                          | (5)                   |
| Prior service cost                                                                                                                                                 | 0                     |
| Defined benefit plan, expected amortization next fiscal year                                                                                                       | $ (5)                 |

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| - Definition
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Amount of cost (credit) included in accumulated other comprehensive (income) loss expected to be recognized in net periodic benefit cost (credit) for fiscal year following most recent annual statement of financial position.
+ References
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| - Definition
Amount included in accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan expected to be recognized in net periodic benefit (cost) credit for fiscal year following most recent annual statement of financial position.
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Amount included in accumulated other comprehensive (income) loss for prior service cost (credit) expected to be recognized in net periodic benefit cost (credit) for fiscal year following most recent annual statement of financial position.
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| X                                                                                                                                                               |
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| X                                                                                                                                                                                  |
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