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OTHER ASSETS - Narrative (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2020 | Jun. 21, 2016
Interest And Other Income Member |  |  |
Other Investment Not Readily Marketable [Line Items] |  |  |
Realized gain on investment | $ 27,300,000 | $ 27,300,000 |
Minimum |  |  |
Other Investment Not Readily Marketable [Line Items] |  |  |
Potential stock received upon conversion of investment (shares) |  |  | 0
Prepaid Expenses and Other Current Assets |  |  |
Other Investment Not Readily Marketable [Line Items] |  |  |
Assigned value of preferred shares |  |  | $ 0

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- Definition Amount of realized gain (loss) on investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.3(a)) -URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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