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Fixed Assets - Supplemental balance sheet and cash flow information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Operating Lease
Operating lease ROU assets, net	$ 364		$ 364		$ 453
Lease Liabilities:
Current lease liabilities	180		180		205
Long term lease liabilities	239		239		350
Total lease liabilities	419		419		$ 555
Operating lease cost	$ 49	$ 66	138	$ 162
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases			185	$ 162
New operating lease liabilities			$ 25
Weighted average remaining lease term (in years)	2 years 4 months 24 days		2 years 4 months 24 days
Weighted average discount rate	5.70%		5.70%

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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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