CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2011	Dec. 31, 2010
Net sales	$ 76,341	$ 71,687	$ 226,768	$ 198,022
Cost of goods sold	47,470	42,030	135,449	114,424
Gross profit	28,871	29,657	91,319	83,598
Selling, general, and administrative expenses	22,406	20,752	66,282	58,065
Operating income	6,465	8,905	25,037	25,533
Interest expense, net	806	753	1,932	2,395
Foreign currency exchange loss (gain)	27	(63)	47	134
Equity income in unconsolidated joint venture	(240)	(153)	(612)	(402)
Other expense (income)	(10)	(24)	41	110
Income before income taxes	5,882	8,392	23,629	23,296
Income tax expense	1,187	893	4,269	3,453
Net income	$ 4,695	$ 7,499	$ 19,360	$ 19,843
Earnings per common share - Basic:
Net income - Basic (in dollars per share)	$ 0.31	$ 0.51	$ 1.29	$ 1.36
Net income - Diluted (in dollars per share)	$ 0.30	$ 0.49	$ 1.22	$ 1.30
Weighted average shares outstanding - Basic (in shares)	15,040	14,684	15,059	14,609
Weighted average shares outstanding - Diluted (in shares)	15,818	15,447	15,918	15,222