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OVERVIEW OF BUSINESS AND BASIS OF PRESENTATION (Details) - USD ($) $ / shares in Units, $ in Millions | Sep. 11, 2019 | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Sale of Stock, Number of Shares Issued in Transaction | 1,904,154 |  |
Proceeds from Issuance Seconday Public Offering, Net | $ 61.0 |  |
Common stock, shares authorized (in shares) |  | 100,000,000 | 100,000,000
Sale of Stock, Issuance Costs | $ 0.5 |  |
SPO [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price | $ 34.00 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Exercised | 1,194,365 |  |
sale of stock, discounts and commissions | $ 3.2 |  |
Over-Allotment Option [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Sale of Stock, Number of Shares Issued in Transaction | 404,154 |  |

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