Unaudited Quarterly Financial Data (Tables)

12 Months Ended

Jul. 31, 2013

Selected Quarterly Financial Information [Abstract]

Unaudited Quarterly Financial Data

Fiscal 2013	First Quarter		Second Quarter	Third Quarter	Fourth Quarter	Total
Net sales	$	90,953,000	74,577,000	69,856,000	84,411,000	319,797,000
Gross profit	41,803,000		32,240,000	31,427,000	35,360,000	140,830,000
Net income	7,435,000		2,365,000	2,852,000	5,156,000	17,808,000
Diluted income per share	0.36		0.14	0.17	0.28	0.97	*

Fiscal 2012	First Quarter		Second Quarter	Third Quarter	Fourth Quarter	Total
Net sales	$	113,361,000	99,141,000	99,793,000	112,775,000	425,070,000
Gross profit	51,280,000		41,416,000	41,678,000	49,135,000	183,509,000
Net income	12,601,000		5,821,000	6,066,000	7,928,000	32,416,000
Diluted income per share	0.47		0.27	0.29	0.38	1.42	*

Fiscal 2011	First Quarter		Second Quarter	Third Quarter	Fourth Quarter	Total
Net sales	$	178,160,000	162,811,000	131,081,000	140,327,000	612,379,000
Gross profit	64,234,000		60,910,000	56,971,000	58,931,000	241,046,000
Net income	25,656,000		16,096,000	14,255,000	11,888,000	67,895,000
Diluted income per share	0.79		0.52	0.47	0.42	2.22	*