Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2012
Net Sales	$ 266,313	$ 250,583	$ 240,681
Cost of Sales	(206,663)	(184,084)	(181,676)
Gross Profit	59,650	66,499	59,005
Selling, General and Administrative Expenses	(47,232)	(47,558)	(47,303)
Capacity Rationalization Charges	0	(70)	(1,623)
Income from Operations	12,418	18,871	10,079
Other Income (Expense)
Interest income	23	34	31
Interest expense	(1,569)	(1,773)	(2,060)
Foreign exchange loss	35	(56)	(196)
Other, net	430	423	507
Total Other Expense, Net	(1,081)	(1,372)	(1,718)
Income Before Income Taxes	11,337	17,499	8,361
Income Taxes	(2,981)	(2,913)	(2,263)
Net Income	$ 8,356	$ 14,586	$ 6,098
Net Income Per Share
Diluted	$ 1.17	$ 2.07	$ 0.85
Average Shares Outstanding
Diluted (in shares)	7,004	6,927	7,062
Basic Common
Net Income Per Share
Basic	$ 1.27	$ 2.25	$ 0.92
Average Shares Outstanding
Basic (in shares)	4,981	4,909	5,063
Basic Class B Common
Net Income Per Share
Basic	$ 0.96	$ 1.69	$ 0.70
Average Shares Outstanding
Basic (in shares)	2,001	1,970	1,934