OPERATING SEGMENTS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Jul. 31, 2012	Apr. 30, 2012	Jan. 31, 2012	Oct. 31, 2011	Jul. 31, 2011	Apr. 30, 2011	Jan. 31, 2011	Oct. 31, 2010	Jul. 31, 2012	Jul. 31, 2011	Jul. 31, 2010
Segment Reporting Information
Assets	$ 174,267				$ 173,393				$ 174,267	$ 173,393	$ 153,982
Net Sales	61,116	59,780	60,203	59,582	57,731	55,538	57,201	56,285	240,681	226,755	219,050
Corporate Expenses									(19,039)	(16,234)	(18,045)
Capacity Rationalization Charges									1,623	0	0
Income from Operations									10,079	13,709	13,549
Total Other Expense, Net									(1,718)	(1,568)	(735)
Income Before Income Taxes									8,361	12,141	12,814
Income Taxes									(2,263)	(3,090)	(3,356)
Net Income	(108)	1,892	3,239	1,075	2,895	1,860	1,777	2,519	6,098	9,051	9,458
Business to Business Products
Segment Reporting Information
Assets	44,250				40,635				44,250	40,635	41,773
Net Sales									85,456	74,479	71,991
Income from Operations									28,643	19,504	19,925
Retail and Wholesale Products
Segment Reporting Information
Assets	79,658				81,049				79,658	81,049	69,248
Net Sales									155,225	152,276	147,059
Income from Operations									2,098	10,439	11,669
Unallocated Assets
Segment Reporting Information
Assets	$ 50,359				$ 51,709				$ 50,359	$ 51,709	$ 42,961