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v3.24.1.1.u2

Note 1 - Basis of Presentation (Details Textual) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 12, 2022 | Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Jan. 31, 2023 | Mar. 09, 2021
Revenue as Percentage of Sales Associated with New Wind Turbine Installations |  | 39.00% | 50.00% |  |  |
Debt and Lease Obligation |  | $ 13,628 |  |  |  |
Debt, Current |  | $ 3,633 |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) |  | $ 0.001 |  | $ 0.001 |  |
Accounts Receivable, Sale |  | $ 6,805 | $ 9,614 |  |  |
Accounts Receivable, Sale, Discount Fees |  | 164 | $ 131 |  |  |
Long-Term Contract with Customer [Member] |  |  |  |  |  |
Contract with Customer, Asset, before Allowance for Credit Loss |  |  |  |  | $ 175,000 |
The ATM Agreement [Member] |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) |  |  |  |  |  | $ 0.001
The Sales Agreement [Member] |  |  |  |  |  |
Sales Agent Commission Percentage | 2.75% |  |  |  |  |
Stock Issued During Period, Shares, New Issues (in shares) | 100,379 |  |  |  |  |
Proceeds from Issuance of Common Stock, Net | $ 323 |  |  |  |  |
Payments of Stock Issuance Costs | 9 |  |  |  |  |
Other Stock Issuance Expenses | 93 |  |  |  |  |
Sale of Stock, Common Stock Available for Issuance, Value |  | 11,667 |  |  |  |
The Sales Agreement [Member] | Maximum [Member] |  |  |  |  |  |
Value of Shares Issuable, Maximum | $ 12,000 |  |  |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |
Line of Credit, Current |  | 0 |  |  |  |
The 2022 Credit Facility [Member] |  |  |  |  |  |
Line of Credit, Current |  | $ 5,864 |  |  |  |

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