Operations and assets by segment.

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- Definition

Payments To Acquire Property, Plant, Equipment And Acquire Businesses, Net Of Cash

+ References

No definition available.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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-Section S99
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- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Subparagraph (SX 210.5-02(13))
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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-Topic 225
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Operating segments (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
Operating segments (Details) - USD ($) $ in Thousands	Feb. 28, 2018	Nov. 30, 2017	Aug. 31, 2017	May 31, 2017	Feb. 28, 2017	Nov. 30, 2016	Aug. 31, 2016	May 31, 2016	Feb. 28, 2018	Feb. 28, 2017	Feb. 29, 2016
Operations and assets by segment
Net sales	$ 200,660	$ 208,158	$ 196,329	$ 205,283	$ 184,266	$ 228,116	$ 200,790	$ 250,366	$ 810,430	$ 863,538	$ 889,400
Operating Income (Loss)									48,248	98,908	120,295
Depreciation									50,526	50,357	47,417
Payments to acquire property, plant, equipment and acquire businesses, net of cash									74,397	64,113	100,445
Assets	1,028,209				978,354				1,028,209	978,354
Property, Plant and Equipment, Net	216,855				228,610				216,855	228,610
Energy [Member]
Operations and assets by segment
Net sales									421,033	488,002	487,038
Operating Income (Loss)									(1,766)	52,577	56,478
Depreciation									19,996	19,624	19,131
Payments to acquire property, plant, equipment and acquire businesses, net of cash									32,903	31,474	12,863
Assets	554,866				536,557				554,866	536,557
Galvanizing Services [Member]
Operations and assets by segment
Net sales									389,397	375,536	402,362
Operating Income (Loss)									84,332	79,033	94,766
Depreciation									28,617	28,650	26,863
Payments to acquire property, plant, equipment and acquire businesses, net of cash									39,474	32,099	86,724
Assets	460,575				428,330				460,575	428,330
Corporate, Non-Segment [Member]
Operations and assets by segment
Operating Income (Loss)									(34,318)	(32,702)	(30,949)
Depreciation									1,913	2,083	1,423
Payments to acquire property, plant, equipment and acquire businesses, net of cash									2,020	540	858
Assets	12,768				13,467				12,768	13,467
UNITED STATES
Operations and assets by segment
Net sales									654,336	705,976	710,767
Property, Plant and Equipment, Net	194,418				205,079				194,418	205,079
Non-US [Member]
Operations and assets by segment
Property, Plant and Equipment, Net	4,183				5,529				4,183	5,529
Geography Eliminations [Member]
Operations and assets by segment
Net sales									(1,186)	(156)	(1,199)
CANADA
Operations and assets by segment
Property, Plant and Equipment, Net	$ 18,254				$ 18,002				18,254	18,002
Other Countries [Member]
Operations and assets by segment
Net sales									$ 157,280	$ 157,718	$ 179,832