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Leases - Quantitative Information Regarding Leases (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Lease Cost
Operating lease cost (in thousands)	$ 119	$ 31
Operating cash flows paid for amounts included in the measurement of lease liabilities (in thousands)	119	$ 31
Operating lease liabilities arising from obtaining right-of-use assets (in thousands)	$ 161
Weighted average remaining lease term (years)	2 years 7 months 6 days	4 years 2 months 12 days
Weighted average discount rate	8.00%	8.00%

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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