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Warrants - Schedule Of Stockholders Equity Note Warrants Or Rights (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019 | Dec. 31, 2018
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Class of Warrant or Right [Line Items] |  |  |
Warrants and Rights Outstanding | $ 15,412 | $ 1,122 | $ 866
2017 Warrant |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrants and Rights Outstanding | 7,413 | 1,035 | 808
2018 Warrant |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrants and Rights Outstanding | 853 | 87 | $ 58
2020 Warrants |  |  |
Class of Warrant or Right [Line Items] |  |  |
Warrants and Rights Outstanding | $ 7,146 | $ 0 |

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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 No definition available. + Details
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- Details
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