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GOODWILL AND INTANGIBLE ASSETS - Intangible Assets (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross | $ 83 | $ 82
Accumulated Amortization | 17 | 14
Net | $ 66 | 68
Acquired technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable Lives | 7 years |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross | $ 21 | 21
Accumulated Amortization | 5 | 4
Net | 16 | 17
Acquired relationships |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross | 38 | 37
Accumulated Amortization | 6 | 5
Net | $ 32 | 32
Naming rights |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable Lives | 10 years |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross | $ 11 | 11
Accumulated Amortization | 1 | 1
Net | 10 | 10
Other |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross | 13 | 13
Accumulated Amortization | 5 | 4
Net | $ 8 | $ 9
Minimum | Acquired relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable Lives | 5 years |
Minimum | Other |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable Lives | 2 years |
Maximum | Acquired relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable Lives | 15 years |
Maximum | Other |  |
Finite-Lived Intangible Assets [Line Items] |  |
Amortizable Lives | 7 years |

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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