FAIR VALUE MEASUREMENTS. (Details) $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
|
Mar. 31, 2020
USD ($)
Number
shares
|
Dec. 31, 2019
USD ($)
Number
shares
|
|
| Original Issuance | Dec. 22, 2019 | Dec. 22, 2019 |
| Term (years) | 2 years 9 months | 3 years |
| Warrants Outstanding | shares | 5,500,000 | 5,500,000 |
| Fair Value | $ | $ 304,000 | $ 977,000 |
| Measurement Input, Exercise Price [Member] | ||
| Warrants and Rights Outstanding, Measurement Input | 1.00 | 1.00 |
| Measurement Input, Volatility [Member] | ||
| Warrants and Rights Outstanding, Measurement Input | 106.0 | 76.0 |
| Measurement Input, Risk Free Interest Rate [Member] | ||
| Warrants and Rights Outstanding, Measurement Input | 0.21 | 1.66 |
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- Definition Number of warrants or rights outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Date the debt instrument was issued, in CCYY-MM-DD format. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expense (income) related to adjustment to fair value of warrant liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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