Segments (Tables)

3 Months Ended

May 31, 2018

Segment Reporting Information [Line Items]

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

Net sales and operating income by segment for each period were as follows (in thousands):

	Three Months Ended May 31,
	2018			2017
Net sales:
Energy	$	146,986		$	113,206
Metal Coatings	115,250			92,077
Total net sales	262,236			205,283
Operating income (loss):
Energy	$	9,958		$	6,711
Metal Coatings	25,184			21,242
Corporate	(11,446		)	(7,930		)
Total operating income	$	23,696		$	20,023

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

Asset balances by segment for each period were as follows (in thousands):

	May 31, 2018		February 28, 2018
Total assets:
Energy	$	597,143	$	554,866
Metal Coatings	459,708		460,575
Corporate	13,333		12,768
Total	$	1,070,184	$	1,028,209

Revenue from External Customers by Geographic Areas [Table Text Block]

The following table presents revenue by geographic region for each period (in thousands):

	Three Months Ended May 31,
	2018		2017
Net sales:
United States	$	213,606	$	166,730
International	48,630		38,553
Total	$	262,236	$	205,283

Long-lived Assets by Geographic Areas [Table Text Block]

The following table presents fixed assets by geographic region for each period (in thousands):

	May 31, 2018		February 28, 2018
Property, plant and equipment, net:
United States	$	192,748	$	194,418
Canada	17,574		18,254
Other countries	4,019		4,183
Total	$	214,341	$	216,855