Inventories (Tables)

3 Months Ended

Oct. 31, 2015

Inventory Disclosure [Abstract]

Inventories

Inventories consist of the following at:

	October 31, 2015		July 31, 2015
Raw materials and components	$	51,058,000	51,272,000
Work-in-process and finished goods	28,565,000		27,700,000
Total inventories	79,623,000		78,972,000
Less reserve for excess and obsolete inventories	16,730,000		16,904,000
Inventories, net	$	62,893,000	62,068,000