v3.25.2
Cover
Aug. 07, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Aug. 07, 2025
Entity File Number 001-33886
Entity Registrant Name ACORN ENERGY, INC.
Entity Central Index Key 0000880984
Entity Tax Identification Number 22-2786081
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 1000 N West St.
Entity Address, Address Line Two Suite 1200
Entity Address, City or Town Wilmington
Entity Address, State or Province DE
Entity Address, Postal Zip Code 19801
City Area Code (770)
Local Phone Number 209-0012
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.01 par value per share
Trading Symbol ACFN
Security Exchange Name NASDAQ
Entity Emerging Growth Company false