Inventories (Tables)

9 Months Ended

Apr. 30, 2015

Inventories [Abstract]

Components Of Inventory

	April 30,	July 31,
	2015	2014
Raw materials	$          113,872	$          112,522
Work in process	25,581	17,256
Finished products	146,225	123,573
Total inventories	$          285,678	$          253,351