Inventories, Net (Tables)

12 Months Ended

Jul. 31, 2020

Inventory Disclosure [Abstract]

Summary of inventories

A summary of inventories, net, is as follows:

	July 31,
	2020		2019
Raw materials and parts	$	64,888	$	69,498
Work-in-process	6,745		5,801
Finished goods	114,606		73,050
Less: reserve for excess and obsolete inventory	(18,279)		(10,115)
Total inventories, net	$	167,960	$	138,234