Statement of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Nov. 30, 2014	Nov. 30, 2013	Nov. 30, 2014	Nov. 30, 2013
Net sales	$ 223,356	$ 245,814	$ 587,598	$ 622,604
Cost of sales	154,399	177,016	413,184	445,191
Gross profit	68,957	68,798	174,414	177,413
Operating expenses:
Selling	13,623	15,026	41,229	40,751
General and administrative	29,587	31,422	88,290	89,403
Engineering and technical support	9,103	5,740	27,579	23,701
Restructuring expense	0	32	0	1,324
Total operating expenses	52,313	52,220	157,098	155,179
Operating income	16,644	16,578	17,316	22,234
Other (expense) income:
Interest and bank charges	(1,825)	(1,830)	(5,010)	(5,609)
Equity in income of equity investees	1,245	1,520	4,631	4,772
Foreign Currency Translation Gain (Loss)	(111)	335	(476)	504
Other, net	142	5,565	1,416	11,293
Total other (expense) income, net	(438)	5,255	(5,195)	10,456
Income (loss) before income taxes	16,206	21,833	12,121	32,690
Income tax expense (benefit)	584	6,409	(1,308)	10,261
Net income (loss)	15,622	15,424	13,429	22,429
Foreign currency translation adjustments	(8,342)	4,658	(15,783)	4,096
Derivatives designated for hedging	578	(744)	1,529	(430)
Pension plan adjustments	64	(29)	124	(41)
Unrealized holding gain on available-for-sale investment securities arising during the period, net of tax	5	0	7	0
Other comprehensive income (loss), net of tax	(7,695)	3,885	(14,123)	3,625
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	7,927	19,309	(694)	26,054
Net income per common share (basic)	$ 0.64	$ 0.63	$ 0.55	$ 0.93
Net income per common share (diluted)	$ 0.64	$ 0.63	$ 0.55	$ 0.93
Weighted Average Number of Shares Outstanding, Basic	24,322,307	24,341,897	24,396,987	24,060,492
Weighted Average Number of Shares Outstanding, Diluted	24,340,534	24,424,956	24,418,298	24,209,611
Bonds [Member]
Other (expense) income:
Foreign Currency Translation Gain (Loss)			(6,702)	0
VENEZUELA
Other (expense) income:
Foreign Currency Translation Gain (Loss)	$ 0	$ 0	$ 6,232	$ 0