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The amount of employee retention credit collected by the Company.

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Represents the number of facilities of the entity.

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The number of major customers.

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Represents the aggregate power-generating capacity of turbines in the Entity.

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The amount of stock issuance expenses not specifically disclosed.

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Amount of decrease from sale of accounts receivable.

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Face amount or stated value per share of common stock.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of short-term and long-term debt and lease obligation.

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Amount of interest income earned from interest bearing assets classified as other.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Note 1 - Description of Business and Summary of Significant Accounting Policies (Details Textual) $ / shares in Units, $ in Thousands			3 Months Ended		6 Months Ended	12 Months Ended
	Sep. 12, 2022 USD ($) $ / shares shares	Mar. 09, 2021 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Jun. 30, 2021 shares	Dec. 31, 2022 USD ($) MWh $ / shares	Dec. 31, 2021 USD ($) MWh $ / shares	Sep. 30, 2022 USD ($)	Jan. 31, 2022 USD ($)
Number of Reportable Segments							3
Cash and Cash Equivalents, at Carrying Value, Total						$ 12,732	$ 852
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect, Total						11,880	(2,520)
Accounts Receivable, Sale						93,245	99,130
Accounts Receivable, Sale, Discount Fees						1,431	251
Debt and Lease Obligation, Total						14,545
Debt, Current, Total						3,178
Line of Credit, Current						7,217
Proceeds from Issuance of Common Stock, Net						$ 230	$ 9,314
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares						$ 0.001	$ 0.001
Employee Retention Credit Benefit			$ 3,593	$ 3,372
Receivable, Uncollected Employee Retention Credit							$ 497
Collected, Employee Retention Credit									$ 497
Interest Income, Other						$ 0	1
Depreciation, Total						$ 5,335	$ 5,603
Customer Concentration Risk [Member]
Number of Major Customers						5	5
Customer Concentration Risk [Member] \| Revenue from Contract with Customer Benchmark [Member] \| Five Largest Customers [Member]
Concentration Risk, Percentage						69.00%	71.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Five Largest Customers [Member]
Concentration Risk, Percentage						43.00%	25.00%
The ATM Agreement [Member]
Value of Shares Issuable, Maximum		$ 10,000
Stock Issued During Period, Shares, New Issues (in shares) \| shares					1,897,697
Proceeds from Issuance of Common Stock, Net		9,725
Payments of Stock Issuance Costs		275
Other Stock Issuance Expenses		$ 411
The Sales Agreement [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares	100,379,000
Proceeds from Issuance of Common Stock, Net	$ 323
Payments of Stock Issuance Costs	9
Other Stock Issuance Expenses	$ 93
Common Stock, Par or Stated Value Per Share (in dollars per share) \| $ / shares	$ 1.000
Sales Agent Commission Percentage	2.75%
Sale of Stock, Common Stock Available for Issuance, Value								$ 11,667
Revolving Credit Facility [Member]
Line of Credit Facility, Remaining Borrowing Capacity						$ 27,351
Line of Credit, Current						$ 0
Maximum [Member]
Product Warranty Term (Year)						5 years	5 years
Maximum [Member] \| The Sales Agreement [Member]
Value of Shares Issuable, Maximum	$ 12,000
Minimum [Member]
Product Warranty Term (Year)						1 year	1 year
Heavy Fabrications [Member]
Number of Facilities						2	2
Number of Tower Sections in Production Capacity of Turbines Total						1,650	1,650
Heavy Fabrications [Member] \| Customer Concentration Risk [Member]
Number of Major Customers						2
Heavy Fabrications [Member] \| Maximum [Member]
Annual Tower Production Capacity						550	550
Heavy Fabrications [Member] \| Minimum [Member]
Power Generating Capacity of Turbines (Megawatt-Hour) \| MWh						1,100	1,100