Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenue	$ 1,327	$ 1,209
Gross profit	821	745
Operating expenses:
Research and development expense	144	129
Selling, general and administrative expense	938	984
Total operating expenses	1,082	1,113
Operating loss	(261)	(368)
Finance expense, net		(52)
Loss before income taxes	(261)	(420)
Income tax expense
Net loss after income taxes	(261)	(420)
Share of income in DSIT		33
Impairment of investment in DSIT		(33)
Loss on sale of interest in DSIT, net of withholding taxes and transaction costs		(829)
Net loss	(261)	(1,249)
Non-controlling interest share of net loss	24	27
Net loss attributable to Acorn Energy, Inc. shareholders	$ (237)	$ (1,222)
Basic and diluted net loss per share attributable to Acorn Energy, Inc. shareholders:
Total attributable to Acorn Energy, Inc. shareholders	$ (0.01)	$ (0.04)
Weighted average number of shares outstanding attributable to Acorn Energy, Inc. shareholders - basic	29,556,000	29,513,000
Weighted average number of shares outstanding attributable to Acorn Energy, Inc. shareholders -diluted	29,556,000	29,513,000
Products and Services [Member]
Cost of sales	$ 476	$ 464
Other [Member]
Cost of sales	$ 30