v3.25.1
Cover
May 07, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 07, 2025
Entity File Number 001-41306
Entity Registrant Name ALTERNUS CLEAN ENERGY, INC.
Entity Central Index Key 0001883984
Entity Tax Identification Number 87-1431377
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 17 State Street
Entity Address, Address Line Two Suite 4000
Entity Address, City or Town New York City
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10004
City Area Code 212
Local Phone Number 739-0727
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.0001 per share
Trading Symbol ALCE
Security Exchange Name NONE
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false