Fair Value of Financial Instruments - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value of warrants	$ 156		$ 252
Gain on fair value of warrant liabilities	$ (95)	$ 0
Private Placement Warrants
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value price of warrants (in dollars per share)	$ 0.18		$ 0.29
Fair value of warrants	$ 100		$ 200
Gain on fair value of warrant liabilities	$ 62
PIPE Warrants
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value price of warrants (in dollars per share)	$ 0.18		$ 0.29
Fair value of warrants	$ 100		$ 100
Gain on fair value of warrant liabilities	33
2026 Notes \| Convertible notes
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value of derivative liability	3,100		$ 8,000
Gain on fair value of derivative liability	$ 4,800

Class Of Warrant Or Right, Fair Value Price Of Warrants Or Rights

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- Definition

Amount of increase in the fair value of derivatives recognized in the income statement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
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-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959

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- Definition

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount of expense (income) related to adjustment to fair value of warrant liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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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

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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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