Income Taxes - Components of Deferred Income Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Feb. 29, 2016	Feb. 28, 2015
Current deferred tax assets (liabilities) related to:
Allowance for doubtful receivables	$ 1,378	$ 1,356
Inventories	3,093	2,745
Employee compensation and benefits	1,925	2,305
Other	(111)	(134)
Total	6,285	6,272
Non-current deferred tax (liabilities) assets related to:
Property, plant and equipment	(8,885)	(9,087)
Goodwill and other intangible assets	(10,044)	(10,556)
Pension and noncurrent employee compensation benefits	6,948	6,064
Net operating loss and foreign tax credits	3,480	113
Property tax	(560)	(367)
Currency exchange	6,090	2,842
Stock options	785	747
Valuation allowance	(1,380)
Other	(3)	(4)
Total	$ (3,569)	$ (10,248)