EQUITY-BASED COMPENSATION - Employee Stock Purchase Plan (ESPP) (Details) shares in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
offering period	3 years
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
offering period	4 years
Issue price (percentage)	95.00%
Maximum annual employees contribution	$ 15,000
Cash received for shares issued	$ 112
Shares issued \| shares	13,178
Minimum \| ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee service period	1 year

The cash inflow associated with the amount received from the stock plan during the period.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Number of shares issued during the period as a result of an employee stock purchase plan.

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The percentage of price at which shares are issued to the employees on end of offer period.

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Maximum amount the employees may contribute to the plan in a single calendar year.

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