Condensed Statements of Operations (Unaudited) (Parenthetical) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
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| Income Statement [Abstract] | |||
| Inventory write down | $ 2,400 | $ 2,400 | |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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