CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenues:
Projects	$ 3,582	$ 3,036
Products	1,707	928
Services	427	219
Total revenues	5,716	4,183
Cost of sales:
Projects	2,449	2,246
Products	1,039	613
Services	103	124
Total cost of sales	3,591	2,983
Gross profit	2,125	1,200
Operating expenses:
Research and development expenses, net of credits	2,001	1,318
Selling, General and Administrative Expense	5,256	4,229
Total Operating Expenses	7,257	5,547
Operating Income (Loss)	(5,132)	(4,347)
Finance income (expense), net	14	(23)
Loss before income taxes	(5,118)	(4,370)
Income tax benefit (expense)	69	75
Net Loss	(5,187)	(4,445)
Net Income (Loss) Attributable to Noncontrolling Interest	(212)	(256)
Net Income (Loss) Attributable to Acorn Energy, Inc. Shareholders	$ (4,975)	$ (4,189)
Basic and diluted net loss per share attributable to Acorn Energy, Inc. shareholders	$ (0.28)	$ (0.24)
Weighted Average Number of Shares Outstanding attributable to Acorn Energy, Inc. shareholders, Basic and Diluted	18,077	17,680
Dividends declared per common share	$ 0.035	$ 0.035