Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues	$ 265,155	$ 246,218	$ 753,281	$ 681,790
Cost of revenues	202,381	193,589	575,395	542,147
Gross profit	62,774	52,629	177,886	139,643
Operating expenses	42,917	37,242	126,780	110,601
Earnout reversal	(6,892)	(1,700)	(6,892)	(1,700)
Acquisition-related expenses	607	5,438	2,594	5,764
Restructuring charges		2,151		2,151
Operating income	26,142	9,498	55,404	22,827
Other income (expense):
Interest expense	(2,523)	(9,168)	(7,700)	(12,827)
Interest income	86	63	231	199
Other	(213)	(768)	(1,259)	1,013
Total other expense	(2,650)	(9,873)	(8,728)	(11,615)
Income (loss) before taxes on income	23,492	(375)	46,676	11,212
Tax expense (benefit) on income	4,758	(775)	11,242	2,027
Income before equity in earnings of affiliated companies	18,734	400	35,434	9,185
Equity in earnings of affiliated companies	2,001	916	4,389	2,531
Net income	20,735	1,316	39,823	11,716
Non-controlling interests	(1,191)	(156)	(2,057)	79
Net income attributable to Aegion Corporation	$ 19,544	$ 1,160	$ 37,766	$ 11,795
Earnings per share attributable to Aegion Corporation:
Basic: (in Dollars per share)	$ 0.50	$ 0.03	$ 0.96	$ 0.30
Diluted: (in Dollars per share)	$ 0.49	$ 0.03	$ 0.95	$ 0.30