v3.26.1
Note 17 - Sale of Spanish Subsidiaries (Details Textual) - Alternus Energy Group Plc [Member] - Alt Spain Hold Shares [Member]
$ in Millions
1 Months Ended
Mar. 31, 2025
USD ($)
Mar. 25, 2025
EUR (€)
Disposal Group, Including Discontinued Operation, Consideration | €   € 10
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal $ 3.5  
Disposal Group, Not Discontinued Operation, Costs Associated with Sale $ 0.6