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v3.22.1

Note 1 - Significant Accounting Policies 1 (Details Textual) - USD ($) | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Retained Earnings (Accumulated Deficit), Ending Balance | $ (66,312,000) | $ (66,312,000) | $ (65,015,000) |
Working Capital Deficit | 310,000 | 310,000 |  |
Long-term Debt, Current Maturities, Total | 2,023,000 | 2,023,000 | 0 |
Accounts Receivable, Allowance for Credit Loss, Ending Balance | 7,000 | 7,000 | 7,000 | $ 8,000
Share-based Payment Arrangement, Noncash Expense, Total | 469,000 |  | 392,000 |
Cash, Uninsured Amount | 7,700,000 | 7,700,000 | 18,700,000 |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) |  | 0 | 0 |
Goodwill and Intangible Asset Impairment, Total |  | 0 | 0 |
Goodwill, Ending Balance | $ 780,000 | $ 780,000 | 780,000 |
Operating Loss, Carry forwards, Expiration Term (Year) |  | 20 years |  |
Factoring Agreement, Gross Amount Factored |  | $ 37,300,000 | $ 56,600,000 |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | US-based IT OEM Company [Member] |  |  |  |
Concentration Risk, Percentage |  | 51.00% | 70.00% |
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 | $ 400,000 |
Interest Expense [Member] |  |  |  |
Factoring Agreement, Finance Fees Paid |  | $ 177,000 | $ 329,000 |

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