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WARRANT (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 04, 2019 | Nov. 18, 2009 | Feb. 27, 2009 | Dec. 31, 2018 | Feb. 27, 2019 | Feb. 08, 2019
Summary of Warrants [Line Items] |  |  |  |  |  |
Share Price |  |  | $ 17.45 |  |  |
Fair Value Assumptions, Exercise Price |  |  | $ 21.20 |  |  |
Fair Value Assumptions, Risk Free Interest Rate |  |  | 3.02% |  |  |
Fair Value Assumptions, Expected Term |  |  | 10 years |  |  |
Fair Value Assumptions, Expected Dividend Rate |  |  | 4.5759% |  |  |
Fair Value Assumptions, Expected Volatility Rate |  |  | 41.8046% |  |  |
Issue Of Warrant Stock Purchase |  |  | 396,538 |  |  |
Issue Of Warrants Aggregate Purchase Price Of Stock |  |  | $ 56,044,000 |  |  |
Warrant Period |  |  | 10 years |  |  |
Warrant Exercise Price Per Share |  |  | $ 21.20 | $ 13.3503 |  |
Warrant Fair Value Per Share | $ 45.74 |  | $ 4.4433 |  |  |
Adjustments In Share Capital Warrants Issue |  | 198,269 |  |  |  |
Shares Issuable Upon Exercise Of Warrants |  |  |  | 314,846 |  |
Cost to exercise the Warrant | $ 4,200,000 |  |  |  |  |
Number of shares of common stock for warrants | $ 91,894 |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 315,961 |  |  |  |  | 224,066
Series A Preferred Stock |  |  |  |  |  |
Summary of Warrants [Line Items] |  |  |  |  |  |
Preferred Stock, Shares Issued |  |  | 56,044 |  | 56,044 |

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