Supplemental Cash Flow Information - Schedule of Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2022 |
Mar. 31, 2021 |
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| Supplemental Cash Flow Elements [Abstract] | ||
| Cash paid for interest | $ 0 | $ 3 |
| Non-cash investing and financing activities: | ||
| Right-of-use assets obtained in exchange for new operating lease liabilities | 201 | 0 |
| Right-of-use asset removed upon lease termination | 306 | 0 |
| Fair value of Project Warrants and Collaboration Warrants recognized in equity | 9,339 | 0 |
| Capital expenditures incurred but not yet paid | $ 19 | $ 22 |
| X | ||||||||||
- Definition Right-of-Use Asset Removed Upon Lease Termination for Operating Lease Liability No definition available.
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| X | ||||||||||
- Definition Warrants Issued No definition available.
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| X | ||||||||||
- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- References No definition available.
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