Consolidated Statements of Operations - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenues	[1]	$ 807,764	$ 885,887	$ 997,861
Cost of revenues		611,305	680,886	772,482
Gross profit	[1]	196,459	205,001	225,379
Operating expenses		147,523	168,778	188,148
Goodwill impairment		0	0	1,389
Definite-lived intangible asset impairment		0	0	2,169
Impairment of assets held for sale		172	23,427	0
Acquisition and divestiture expenses		3,614	3,375	7,004
Restructuring and related charges		4,162	8,188	6,660
Operating income	[1]	40,988	1,233	20,009
Other income (expense):
Interest expense	[2]	(12,483)	(11,358)	(14,709)
Interest income		1,125	1,038	516
Other	[3]	437	(10,893)	(9,881)
Total other expense		(10,921)	(21,213)	(24,074)
Income (loss) before taxes (benefit)		30,067	(19,980)	(4,065)
Taxes (benefit) on income (loss)		5,267	4,010	(1,293)
Income (loss) from continuing operations		24,800	(23,990)	(2,772)
Income (loss) from discontinued operations		(55,156)	4,542	5,859
Net income (loss)		(30,356)	(19,448)	3,087
Non-controlling interests income		(1,505)	(1,444)	(159)
Net income (loss) attributable to Aegion Corporation		$ (31,861)	$ (20,892)	$ 2,928
Basic:
Income (loss) from continuing operations (in dollars per share)		$ 0.76	$ (0.82)	$ (0.09)
Income (loss) from discontinued operations (in dollars per share)		(1.80)	0.15	0.18
Net income (loss) (in dollars per share)		(1.04)	(0.67)	0.09
Diluted:
Income (loss) from continuing operations (in dollars per share)		0.75	(0.82)	(0.09)
Income (loss) from discontinued operations (in dollars per share)		(1.77)	0.15	0.18
Net income (loss) (in dollars per share)		$ (1.02)	$ (0.67)	$ 0.09

[1] Attributed to the country of origin.

[2] Interest expense for 2020 includes $0.7 million of third-party arranging fees, expenses and the write-off of unamortized loan costs associated with the amended Credit Facility (see Note 9). Interest expense for 2018 includes $2.3 million of third-party arranging fees, expenses and the write-off of unamortized loan costs associated with the amended Credit Facility (see Note 9).

[3] Other expense for 2020 includes gains of $0.9 million related to restructuring (see Note 4). Other expense for 2019 includes $10.2 million of restructuring charges (see Note 4). Other expense for 2018 includes charges of $7.0 million related to the loss on the sale of Bayou (see Note 1) and $4.0 million of restructuring charges (see Note 4).