Note 12 - Segment and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Financial information by segment was as follows (in thousands):

	2014			2013		2012
Revenues:
Infrastructure Solutions	$	567,205		$	529,301	$	502,856
Corrosion Protection	458,409			453,886		513,975
Energy Services	305,807			108,233		—
Total revenues	$	1,331,421		$	1,091,420	$	1,016,831
Operating income (loss):
Infrastructure Solutions	$	(6,194	)	$	28,487	$	21,809
Corrosion Protection	(31,010		)	37,253		59,994
Energy Services	17,392			1,142		—
Total operating income (loss)	$	(19,812	)	$	66,882	$	81,803
Total assets:
Infrastructure Solutions	$	485,785		$	514,778	$	531,124
Corrosion Protection	506,659			547,280		569,109
Energy Services	197,858			190,688		—
Corporate	105,371			116,316		101,851
Discontinued Operations	—			8,356		15,810
Total assets	$	1,295,673		$	1,377,418	$	1,217,894
Capital expenditures:
Infrastructure Solutions	$	13,096		$	8,828	$	7,848
Corrosion Protection	12,107			14,399		34,796
Energy Services	3,720			968		—
Corporate	3,976			1,890		2,094
Total capital expenditures	$	32,899		$	26,085	$	44,738
Depreciation and amortization:
Infrastructure Solutions	$	15,726		$	16,552	$	17,800
Corrosion Protection	19,259			18,736		18,175
Energy Services	7,004			3,218		—
Corporate	2,323			1,823		1,683
Total depreciation and amortization	$	44,312		$	40,329	$	37,658

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

The following table summarizes revenues, gross profit and operating income (loss) by geographic region (in thousands):

	2014			2013		2012
Revenues: (1)
United States	$	926,834		$	672,192	$	589,027
Canada	202,806			179,236		180,283
Europe	85,614			90,646		86,883
Other foreign	116,167			149,346		160,638
Total revenues	$	1,331,421		$	1,091,420	$	1,016,831
Operating income (loss):
United States	$	(45,945	)	$	24,977	$	40,676
Canada	36,883			28,955		31,376
Europe	1,862			6,276		6,196
Other foreign	(12,612		)	6,674		3,555
Total operating income	$	(19,812	)	$	66,882	$	81,803
Long-lived assets: (1)(2)
United States	$	135,898		$	154,367	$	151,337
Canada	25,610			28,539		28,724
Europe	8,984			10,007		16,396
Other foreign	8,429			12,806		14,040
Total long-lived assets	$	178,921		$	205,719	$	210,497

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⁽¹⁾  Revenues and long-lived assets are attributed to the country of origin for the Company’s legal entities. For a significant majority of its legal entities, the country of origin relates to the country or geographic area that it services.

⁽²⁾  Long-lived assets as of December 31, 2014, 2013 and 2012 do not include intangible assets, goodwill or deferred tax assets.