CONDENSED CONSOLIDATED INCOME STATEMENTS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
CONDENSED CONSOLIDATED INCOME STATEMENTS
SALES	$ 256,089	$ 263,633	$ 492,759	$ 501,943
COST OF SALES	194,026	202,706	375,395	390,674
Gross profit	62,063	60,927	117,364	111,269
SELLING EXPENSES	22,480	22,292	45,930	46,091
GENERAL AND ADMINISTRATIVE EXPENSES	24,483	24,430	48,311	48,933
OTHER CHARGES	1,824	2,293	2,957	3,962
OTHER EXPENSE (INCOME)	300	(150)	274	(273)
Operating income	12,976	12,062	19,892	12,556
INTEREST EXPENSE, net	444	1,335	1,524	2,835
Income before taxes	12,532	10,727	18,368	9,721
INCOME TAX EXPENSE	1,902	4,018	4,138	3,460
Net income	$ 10,630	$ 6,709	$ 14,230	$ 6,261
BASIC EARNINGS PER SHARE (in dollars per share)	$ 1.10	$ 0.68	$ 1.47	$ 0.62
DILUTED EARNINGS PER SHARE (in dollars per share)	$ 1.09	$ 0.68	$ 1.46	$ 0.62
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING USED TO COMPUTE EARNINGS PER SHARE
Basic (in shares)	9,679,309	9,863,363	9,657,781	10,017,546
Diluted (in shares)	9,784,117	9,898,701	9,730,602	10,075,488