Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Revenue		$ 2,275	$ 1,973	$ 4,407	$ 3,722
COGS		610	483	1,151	916
Gross profit		1,665	1,490	3,256	2,806
Operating expenses:
Research and development expenses (R&D)		226	188	464	402
Selling, general and administrative (SG&A) expenses		1,181	1,219	2,456	2,416
Total operating expenses		1,407	1,407	2,920	2,818
Operating income (loss)		258	83	336	(12)
Interest income, net		18	16	33	27
Income before income taxes		276	99	369	15
Income tax expense				25
Net income		276	99	344	15
Non-controlling interest share of income		(5)	(3)	(8)	(4)
Net income attributable to Acorn Energy, Inc. stockholders		$ 271	$ 96	$ 336	$ 11
Basic and diluted net income per share attributable to Acorn Energy, Inc stockholders – basic and diluted
Basic	[1]	$ 0.11	$ 0.04	$ 0.14	$ 0.00
Diluted	[1]	$ 0.11	$ 0.04	$ 0.13	$ 0.00
Weighted average number of shares outstanding attributable to Acorn Energy, Inc. stockholders – basic and diluted
Basic	[1]	2,487	2,485	2,487	2,484
Diluted	[1]	2,507	2,487	2,501	2,486

[1] As adjusted to reflect the September 2023 1-for-16 reverse stock split.