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STOCKHOLDERS' EQUITY (New Bridge Warrants) (Details) - $ / shares | Mar. 31, 2019 | Aug. 31, 2017
--- | --- | ---
Class of Stock [Line Items] |  |
Underlying shares (in shares) | 917,563 |
Bridge Loan | Common Stock |  |
Class of Stock [Line Items] |  |
Exercise price (in dollars per share) | $ 21.00 | $ 45.00

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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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