Unaudited Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	May 31, 2016	May 31, 2015
Income Statement [Abstract]
Net sales	$ 90,410	$ 96,769
Cost of goods sold	63,716	66,805
Gross profit margin	26,694	29,964
Selling, general and administrative	16,071	16,053
(Gain) loss from disposal of assets	6	(2)
Income from operations	10,617	13,913
Other income (expense)
Interest expense	(2)	(3)
Other, net	(7)
Total other expense	(9)	(3)
Earnings from continuing operations before income taxes	10,608	13,910
Provision for income taxes	3,925	5,147
Earnings from continuing operations	6,683	8,763
Income from discontinued operations, net of tax	2,481	408
Loss on sale of discontinued operations, net of tax	(26,042)
Earnings (loss) from discontinued operations, net of tax	(23,561)	408
Net earnings (loss)	$ (16,878)	$ 9,171
Weighted average common shares outstanding
Basic	25,783,770	25,586,596
Diluted	25,810,735	25,599,055
Earnings (loss) per share - basic
Continuing operations	$ 0.26	$ 0.34
Discontinued operations	(0.91)	0.02
Net earnings (loss)	(0.65)	0.36
Earnings (loss) per share - diluted
Continuing operations	0.26	0.34
Discontinued operations	(0.91)	0.02
Net earnings (loss)	(0.65)	0.36
Cash dividends per share	$ 0.175	$ 0.175