Inventories (Tables)

3 Months Ended

Oct. 31, 2013

Inventories [Abstract]

Summary of inventories

Inventories consist of the following (in thousands):

	October 31,		July 31,
	2013		2013
Raw materials and purchased components	$	665	$	791
Work in process		282		749
Finished goods		3,616		4,029
Total		4,563		5,569
Obsolescence reserve		(494)		(543)
Inventories	$	4,069	$	5,026