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Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Prepaid Expense and Other Assets, Current [Abstract]
Prepaid insurance	$ 1,919	$ 2,734
Prepaid research and development expenses	4,155	1,754
Prepaid license agreements	73	64
Other	131	66
Prepaid expenses and other current assets	$ 6,278	$ 4,618

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- Definition

Prepaid license agreements.

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- Definition

Prepaid research and development expenses.

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X

- Definition

Amount of current assets classified as other.

+ References

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

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Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

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