Income Taxes (Tables)	12 Months Ended
Dec. 31, 2021
Income Taxes [Abstract]
Schedule of Net Loss Before Income Taxes	For the Years Ended December 31, 2021 2020Domestic, current $ (5,206) $ (11,448)Total $ (5,206) $ (11,448)
Schedule of Deferred Taxes	For the Years Ended December 31, 2021 2020Deferred tax assets: Federal and State Net Operating Loss Carryforwards$ 22,578 $ 28,153Research and Development Tax Credit Carryforwards 2,237 2,450Stock based compensation 1,665 1,561Other provision and expenses not currently deductible 4,448 2,317Total deferred tax assets 30,928 34,481Deferred tax liabilities: Depreciation and amortization (507) (521)Prepaid expenses (7) (68)Total deferred liabilities (514) (589)Less: valuation allowance (30,414) (33,892)Net deferred tax asset$ — $ —
Schedule of Federal Net Operating Losses and Tax Credit Carryforwards	Net Research and Operating Development Losses Tax Credits 2019-2020 $ - $ -2021-2024 14,507 -2025-2037 74,173 2,237No Expiration 16,397 - $ 105,077 $ 2,237
Schedule of Reconciliation of Effective Tax Rate	For the Years Ended December 31, 2021 2020U.S. Federal income tax benefit at federal statutory rate 21% 21%Change in valuation allowance 67 9 Permanent differences 21 (8) NOL Expiration - 1998 (115) (21) Other, net 6 (1) Effective tax rate -% -%

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

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-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
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- Definition

Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(1)(Note 1))
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Tabular disclosure of pertinent information, such as tax authority, amounts, and expiration dates, of net operating loss carryforwards, including an assessment of the likelihood of utilization.

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-Name Accounting Standards Codification
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