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Commitments and Contingencies - Weighted-Average Remaining Lease Term and Discount Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases
Weighted-average remaining lease term (years)	6 years 5 months 8 days	7 years 1 month 24 days
Weighted-average discount rate	4.61%	4.61%
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 570	$ 456

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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.

+ References

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-Publisher FASB
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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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