Accrued Expenses (Tables)

12 Months Ended

Jul. 31, 2012

Accrued Expenses [Abstract]

Accrued expenses

Accrued expenses as of July 31, 2012 and 2011 consisted of the following (dollars in thousands):

	2012		2011
Payroll, commissions and employee benefits	$	786	$	1,167
Royalties		62		168
Interest		--		21
Warranty		15		15
Other		1,981		1,822
	$	2,844	$	3,193