Note 23 - Related Party (Details Textual)
$ / shares in Units, € in Thousands |
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1 Months Ended |
3 Months Ended |
12 Months Ended |
24 Months Ended |
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Mar. 03, 2026
USD ($)
shares
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Sep. 30, 2025
$ / shares
shares
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Sep. 05, 2025 |
May 20, 2025
USD ($)
shares
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Apr. 24, 2025
shares
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Apr. 21, 2025
USD ($)
shares
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Apr. 14, 2025
USD ($)
shares
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Mar. 21, 2025
shares
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Feb. 18, 2025
shares
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Jan. 01, 2025
USD ($)
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Dec. 11, 2024 |
Oct. 11, 2024 |
Mar. 19, 2024
USD ($)
$ / shares
shares
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Jan. 03, 2024
USD ($)
shares
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May 15, 2021
USD ($)
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Jan. 31, 2024
USD ($)
$ / shares
shares
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Jan. 31, 2024
EUR (€)
shares
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Jul. 31, 2023
USD ($)
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Dec. 31, 2025
shares
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Dec. 31, 2025
USD ($)
shares
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Dec. 31, 2025
USD ($)
shares
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Dec. 30, 2025
shares
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Dec. 29, 2025
shares
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Apr. 25, 2025
shares
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Dec. 31, 2024
shares
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Jan. 01, 2024
USD ($)
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Jan. 01, 2024
EUR (€)
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| Stock Issued During Period, Value, New Issues | $ |
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$ 60,000
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| Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) |
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484,100
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| Stock Issued During Period, Value, Restricted Stock Award, Gross | $ |
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$ 3,872,800
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| Common Stock, Shares Authorized (in shares) |
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300,000,000
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2,000,000,000
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2,000,000,000
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2,000,000,000
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2,000,000,000
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600,000,000
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600,000,000
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300,000,000
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| Consulting Agreement, Initial Term (Year) |
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3 years
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| Professional Consulting Agreement [Member] |
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| Consulting Monthly Fee | $ |
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$ 16,000
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| Consulting Agreement, Initial Term (Year) |
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5 years
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| Increase in Professional Fees Per Month | $ |
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$ 10,000
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| Twenty Twenty Three Equity Incentive Plan [Member] |
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| Share-Based Compensation Arrangement by Share-Based Payment Award, Voting Rights, Percentage |
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91.00%
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| Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) |
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11,200
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11,200
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11,200
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11,200
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11,200
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11,200
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| Share Based Compensation Arrangement By Share Based Payment Award, Number of Shares Available for Grant, Percentage of Shares Outstanding |
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15.00%
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| Reverse Stock Split [Member] |
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| Stockholders' Equity Note, Stock Split, Conversion Ratio |
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200
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25
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| Chief Executive Officer [Member] |
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| Share-Based Compensation Arrangement by Share-Based Payment Award, Voting Rights, Percentage |
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91.00%
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| Voting Shares, Percentage |
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99.90%
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87.00%
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| Clo [Member] |
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| Stock Issued During Period, Shares, New Issues (in shares) |
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25,000
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| Nicholas Parker [Member] |
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| Debt Instrument, Face Amount | $ |
$ 50,000
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| Director [Member] | Consulting Agreement [Member] |
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| Consulting Monthly Fee | $ |
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$ 11,000
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| Consulting Agreement, Initial Term (Year) |
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5 years
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| Increase in Professional Fees Per Month | $ |
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$ 8,090
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| Restricted Common Stock [Member] |
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| Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) |
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305,000
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| Stock Issued During Period, Value, Restricted Stock Award, Gross | $ |
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$ 2,440,000
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| Restricted Common Stock [Member] | Chief Executive Officer [Member] |
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| Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) |
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75,000
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| Restricted Common Stock [Member] | Clo [Member] |
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| Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) |
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25,000
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| Series A Preferred Stock [Member] |
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| Stock Issued During Period, Shares, New Issues (in shares) |
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9,999
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1
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| Preferred Stock, Votes Per Share |
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10,000
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10,000
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10,000
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| Preferred Stock, Shares Designated, Increase (in shares) |
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50,000
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| Series A Preferred Stock [Member] | Chief Executive Officer [Member] |
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| Stock Issued During Period, Shares, New Issues (in shares) |
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50,000
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10,000
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| Preferred Stock, Shares Designated (in shares) |
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10,000
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| Preferred Stock, Votes Per Share |
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10,000
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| Conversion of Notes into Series C Convertible Preferred Stock [Member] |
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| Debt Conversion, Original Debt, Amount | $ |
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$ 3,950,000
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| Debt Conversion, Converted Instrument, Shares Issued (in shares) |
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3,150
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| Conversion of Notes into Series C Convertible Preferred Stock [Member] | Nicholas Parker [Member] |
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| Debt Conversion, Converted Instrument, Shares Issued (in shares) |
125
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| Debt Conversion, Converted Instrument, Amount | $ |
$ 62,500
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| Alternus Energy Group Plc [Member] |
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| Shareholder Ownership, Percentage |
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14.69%
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14.69%
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14.69%
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48.00%
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| Convertible Notes Payable |
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$ 938,000
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€ 850
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| Debt Instrument, Interest Rate, Stated Percentage |
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10.00%
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10.00%
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| Stock Issued During Period, Shares, New Issues (in shares) |
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40,000
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201,600
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| Stock Issued During Period, Value, New Issues | $ |
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$ 224,000
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$ 1,400,000
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| Alternus Energy Group Plc [Member] | Restricted Common Stock [Member] |
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| Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) |
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55,000
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| Alternus Energy Group Plc [Member] | Conversion of Promissory Note into Common Stock [Member] |
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| Debt Conversion, Original Debt, Amount | $ |
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$ 1,000,000
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| Debt Conversion, Converted Instrument, Shares Issued (in shares) |
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264
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| Nordic Esg [Member] |
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| Shareholder Ownership, Percentage |
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10.00%
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|
1.00%
|
1.00%
|
1.00%
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6.50%
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| Stock Issued During Period, Shares, New Issues (in shares) |
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310,600
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310,600
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| Stock Issued During Period, Value, New Issues |
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$ 9,700,000
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€ 8,000
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| Shares Issued, Price Per Share (in dollars per share) | $ / shares |
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$ 30.75
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| Clean Earth Acquisitions Sponsor [Member] |
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| Shareholder Ownership, Percentage |
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1.00%
|
1.00%
|
1.00%
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|
5.00%
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| Debt, Current | $ |
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$ 1,400,000
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| Clean Earth Acquisitions Sponsor [Member] | Restricted Common Stock [Member] |
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| Stock Issued During Period, Shares, New Issues (in shares) |
|
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45
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| Shares Issued, Price Per Share (in dollars per share) | $ / shares |
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$ 2,350
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| Hover [Member] |
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| Investment Owned, Balance, Shares (in shares) |
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21,150
|
21,150
|
21,150
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| Hover [Member] | EverOn Energy LLC [Member] |
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| Shareholder Ownership, Percentage |
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4.10%
|
4.10%
|
4.10%
|
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|
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| Stock Issued During Period, Shares, New Issues (in shares) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1,150
|
|
|
|
|
|
|
|
|
| Ownership Sold Percentage (in dollars per share) | $ / shares |
|
$ 49
|
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|
| Hover [Member] | EverOn Energy LLC [Member] | Approximate [Member] |
|
|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Stock Issued During Period, Shares, New Issues (in shares) |
|
20,000
|
|
|
|
|
|
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|
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|
|
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|
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|
|
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|
| Four Current Independent Directors [Member] | Restricted Common Stock [Member] |
|
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|
|
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|
|
| Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) |
|
|
|
|
|
15,000
|
|
|
|
|
|
|
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|
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| Minimum [Member] |
|
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| Related Party Transaction, Amounts of Transaction | $ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 120,000
|
|
|
|
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|
|
| Minimum [Member] | Reverse Stock Split [Member] |
|
|
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| Stockholders' Equity Note, Stock Split, Conversion Ratio |
|
|
|
|
|
|
|
2
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Maximum [Member] | Reverse Stock Split [Member] |
|
|
|
|
|
|
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| Stockholders' Equity Note, Stock Split, Conversion Ratio |
|
|
|
|
|
|
|
500
|
|
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|