Property, Plant and Equipment

12 Months Ended

Jul. 31, 2015

Property, Plant and Equipment [Abstract]

Property, plant and equipment consist of the following at July 31, 2015 and 2014:



	2015		2014
Machinery and equipment	$	108,726,000	106,610,000
Leasehold improvements	12,013,000		11,870,000
	120,739,000		118,480,000
Less accumulated depreciation and amortization	105,369,000		99,944,000
Property, plant and equipment, net	$	15,370,000	18,536,000

Depreciation and amortization expense on property, plant and equipment amounted to $6,525,000, $6,721,000 and $7,837,000 for the fiscal years ended July 31, 2015, 2014 and 2013, respectively.