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Leases, Maturities of Operating Lease Liabilities (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Weighted Average Remaining Lease Term and Discount Rate [Abstract]
Weighted average remaining lease term (years)	4 years 10 months 24 days
Weighted average discount rate	12.76%
Maturities of Operating Lease Liabilities [Abstract]
2022	$ 750,000
2023	767,000
2024	785,000
2025	802,000
2026	267,000
Thereafter	246,000
Total payments	3,617,000
Less: Imputed interest	(894,000)
Total operating lease liabilities	$ 2,723,000	$ 2,178,000

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Amount of lessee's undiscounted obligation for lease payment for operating lease.

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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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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