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INCOME TAXES - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Operating Loss Carryforwards [Line Items] |  |  |  |
Deferred tax asset remeasurement | $ 7.6 |  |  |
Statutory federal income tax rate |  | 21.00% | 21.00% | 35.00%
NOL carryforward |  | $ 3.1 |  |
New York State Division of Taxation and Finance | CNB |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
NOL carryforward |  | 26.3 |  |
New York City Division Of Taxation | CNB |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |
NOL carryforward |  | $ 4.4 |  |

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