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v3.23.1

Note 1 - Significant Accounting Policies 1 (Details Textual) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Retained Earnings (Accumulated Deficit), Total | $ (66,385,000) | $ (66,312,000) |
Accounts Receivable, Allowance for Credit Loss, Ending Balance | 7,000 | 7,000 | $ 7,000
Contract with Customer, Liability, Total |  | 2,457,000 | $ 4,061,000
Share-Based Payment Arrangement, Noncash Expense, Total | 530,000 | 469,000 |
Cash, Uninsured Amount | 20,100,000 | 7,700,000 |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) | 0 | 0 |
Goodwill and Intangible Asset Impairment, Total | 0 | 0 |
Goodwill | 780,000 | 780,000 |
Factoring Agreement, Gross Amount Factored | $ 87,800,000 | $ 37,300,000 |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | US-based IT OEM Company [Member] |  |  |
Concentration Risk, Percentage | 93.00% | 51.00% |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Us-based Data Center [Member] |  |  |
Concentration Risk, Percentage |  | 29.00% |
Selling, General and Administrative Expenses [Member] |  |  |
Share-Based Payment Arrangement, Noncash Expense, Total | $ 500,000 | $ 500,000 |
Interest Expense [Member] |  |  |
Factoring Agreement, Finance Fees Paid | $ 810,000 | $ 177,000 |

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