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v3.19.2

Fair value measurement - Sensitivity analysis on warrants (Details) - BMS Warrants $ in Thousands | 6 Months Ended
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Jun. 30, 2019 USD ($)
Fair value measurements |
Base case | $ 3,251
Increase volatility by 10% to 82.5% | 687
Extend exercise dates by one year | $ (38)

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- Definition Warrants And Rights Outstanding, Assumed Fair Value If extension in exercise date + References No definition available. + Details
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- Definition Warrants And Rights Outstanding, Assumed Fair Value If Increase in Volatility Rate + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Details
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