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Organization and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2022
Accounting Policies [Abstract] |
Schedule of components of inventories |
Schedule of components of inventories |  |  |  |  |  |  |  |
|  | As of December 31, |
|  | 2022 |  |  | 2021 |
Raw materials and supplies |  | $ | 60 |  |  | $ | 227 |
Finished goods |  |  | 46 |  |  |  | 66 |
Total inventories |  | $ | 106 |  |  | $ | 293 |
Schedule of activity related to our accounts receivable |
Schedule of restricted cash |  |  |  |  |  |
|  | 2022 |  |  | 2021 |
Cash and cash equivalents |  | $ | 2,937 |  |  | $ | 6,037 |
Restricted cash |  |  | 196 |  |  |  | 295 |
Cash, cash equivalents and restricted cash as shown in the statements of cash flows |  | $ | 3,133 |  |  | $ | 6,332 |
Schedule of activity related to our accounts receivable |
Schedule of activity related to our accounts receivable |  |  |  |
(In thousands) |  |  |
Balance at January 1, 2021 |  | $ | 884 |
Additions |  |  | 1,526 |
Deductions |  |  | (2,298 | )
Balance at December 31, 2021 |  | $ | 112 |
Additions |  |  | 557 |
Deductions |  |  | (633 | )
Balance at December 31, 2022 |  | $ | 36 |
Schedule of anti-dilutive effect |
Schedule of anti-dilutive effect |  |  |  |  |  |  |  |
|  | December 31, |
|  | 2022 |  |  | 2021 |
Weighted-average anti-dilutive common shares resulting from stock awards |  |  | 964 |  |  |  | 617 |
Weighted-average anti-dilutive common shares resulting from warrants |  |  | 5,661 |  |  |  | 2,374 |
|  |  | 6,625 |  |  |  | 2,991 |
Schedule of minimum operating lease payments |
Schedule of minimum operating lease payments |  |  |  |
2023 |  |  | 130 |
2024 |  |  | 66 |
Total minimum lease payments (base rent) |  |  | 196 |
Less: imputed interest |  |  | (9 | )
Total operating lease liabilities |  | $ | 187 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980 + Details
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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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