CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenue	$ 1,688	$ 948
Less: cost of revenue	1,428	967
Gross profit (loss)	260	(19)
Operating Expenses:
General and administrative	1,031	1,396
Engineering, research and development	109	83
Sales and marketing	703	513
Total operating expenses	1,843	1,992
Loss from operations	(1,583)	(2,011)
Other income (expense):
Change in fair value of derivative liabilities	175	2,703
Loss on extinguishment of debt	0	(7,245)
Interest and other expense, net	(132)	(694)
Equity in losses of joint venture	(5)	(87)
Net loss	(1,545)	(7,334)
Net loss attributable to noncontrolling interest	1	13
Net loss attributable to ThermoEnergy Corporation	$ (1,544)	$ (7,321)
Net loss per share attributable to ThermoEnergy Corporation common stockholders, basic and diluted (in dollars per share)	$ (0.02)	$ (0.13)
Weighted average shares used in computing loss per share, basic and diluted (in shares)	90,277,915	55,848,585