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RESTRUCTURING AND OTHER COSTS - ADDITIONAL INFORMATION (Details) - USD ($) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Aug. 06, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring costs and asset impairment charges (benefit) |  | $ 6 | $ 52 | $ 14 | $ 96
Severance costs |  | 6 | 16 | 17 | 21
Adjustments to inventory reserves |  |  |  | (3) |
Inventory write-down |  |  | 25 |  | 25
Fixed asset impairment |  |  | 2 |  | 41
Restructuring and related cost, accelerated depreciation |  |  | $ 9 |  | $ 9
Inventory adjustments |  | 4 |  | 4 |
August 2020 Plan |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Severance costs |  |  |  | 2 |
Total restructuring and other costs | $ 58 |  |  |  |
Inventory adjustments |  | $ 3 |  | $ 3 |
August 2020 Plan | Inventory Write-Down |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Total restructuring and other costs | 28 |  |  |  |
August 2020 Plan | Fixed Asset Depreciation |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Total restructuring and other costs | 14 |  |  |  |
August 2020 Plan | Severance |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Total restructuring and other costs | 11 |  |  |  |
Minimum | August 2020 Plan |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and related cost, expected cost | $ 60 |  |  |  |
Minimum | August 2020 Plan | Facility Closing |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and related cost, number of positions eliminated, period percent | 4.00% |  |  |  |
Maximum | August 2020 Plan |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and related cost, expected cost | $ 70 |  |  |  |
Maximum | August 2020 Plan | Facility Closing |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and related cost, number of positions eliminated, period percent | 5.00% |  |  |  |

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