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GOODWILL AND INTANGIBLE ASSETS (Schedules) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Intangible assets, Cost | $ 1,968 |  | $ 1,967
Intangible assets, Accumulated Amortization | (827) |  | (800)
Total intangible assets, Net | 1,141 |  | 1,167
Amortization expense | 27 | $ 25 |
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] |  |  |
Remainder of 2021 | 74 |  |
2022 | 98 |  |
2023 | 96 |  |
2024 | 93 |  |
2025 | 92 |  |
2026 | 86 |  |
Thereafter | 366 |  |
Total | 905 |  |
Intangible Assets Not Subject to Amortization - Tradenames |  |  |
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Intangible assets, Cost | 235 |  | 235
Total intangible assets, Net | 235 |  | 235
Intangible Assets Not Subject to Amortization - Other |  |  |
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Intangible assets, Cost | 1 |  | 1
Total intangible assets, Net | $ 1 |  | 1
Customer-related intangibles |  |  |
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Weighted Average Amortization Period | 17 years |  |
Intangible assets, Cost | $ 1,481 |  | 1,479
Intangible assets, Accumulated Amortization | (659) |  | (638)
Total intangible assets, Net | $ 822 |  | 841
Non-compete agreements |  |  |
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Weighted Average Amortization Period | 9 years |  |
Intangible assets, Cost | $ 3 |  | 3
Intangible assets, Accumulated Amortization | (2) |  | (2)
Total intangible assets, Net | $ 1 |  | 1
Technology |  |  |
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Weighted Average Amortization Period | 15 years |  |
Intangible assets, Cost | $ 140 |  | 141
Intangible assets, Accumulated Amortization | (68) |  | (65)
Total intangible assets, Net | $ 72 |  | 76
Other |  |  |
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Weighted Average Amortization Period | 5 years |  |
Intangible assets, Cost | $ 108 |  | 108
Intangible assets, Accumulated Amortization | (98) |  | (95)
Total intangible assets, Net | $ 10 |  | 13
Total Amortizing Intangible Assets |  |  |
Finite-Lived and Indefinite-lived Intangible Assets [Line Items] |  |  |
Weighted Average Amortization Period | 17 years |  |
Intangible assets, Cost | $ 1,732 |  | 1,731
Intangible assets, Accumulated Amortization | (827) |  | (800)
Total intangible assets, Net | $ 905 |  | $ 931

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