Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenues	$ 242,100	$ 254,490	$ 468,076	$ 482,368
Cost of revenues	183,532	192,271	361,371	367,578
Gross profit	58,568	62,219	106,705	114,790
Operating expenses	40,837	42,153	82,156	82,962
Acquisition-related expenses	1,908	1,412	1,908	1,987
Operating income	15,823	18,654	22,641	29,841
Other income (expense):
Interest expense	(2,243)	(2,743)	(4,579)	(5,111)
Interest income	46	77	118	144
Other	7,169	(1,354)	7,083	(932)
Total other income (expense)	4,972	(4,020)	2,622	(5,899)
Income before taxes on income	20,795	14,634	25,263	23,942
Taxes on income	3,709	4,178	4,821	6,795
Income before equity in earnings of affiliated companies	17,086	10,456	20,442	17,147
Equity in earnings of affiliated companies	1,310	1,735	2,212	2,387
Income from continuing operations	18,396	12,191	22,654	19,534
Loss from discontinued operations	(4,977)	(253)	(5,898)	(447)
Net income	13,419	11,938	16,756	19,087
Non-controlling interests	(206)	(440)	(832)	(865)
Net income attributable to Aegion Corporation	$ 13,213	$ 11,498	$ 15,924	$ 18,222
Basic:
Income from continuing operations (in Dollars per share)	$ 0.47	$ 0.30	$ 0.56	$ 0.48
Loss from discontinued operations (in Dollars per share)	$ (0.13)	$ (0.01)	$ (0.15)	$ (0.02)
Net income (in Dollars per share)	$ 0.34	$ 0.29	$ 0.41	$ 0.46
Diluted:
Income from continuing operations (in Dollars per share)	$ 0.47	$ 0.30	$ 0.56	$ 0.47
Loss from discontinued operations (in Dollars per share)	$ (0.13)	$ (0.01)	$ (0.15)	$ (0.01)
Net income (in Dollars per share)	$ 0.34	$ 0.29	$ 0.41	$ 0.46