Inventories (Tables)

12 Months Ended

Jul. 31, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory

The Company’s inventory consists of the following (in thousands):

	July 31, 2016		July 31, 2015
Work-in-progress, including accessories and spare parts	$	–	$	11
Finished goods		99		424
Total inventories	$	99	$	435

Schedule of Inventory Valuation Adjustment

A summary of the inventory valuation adjustment consists of the following (in thousands):

	Inventory Valuation Adjustment
Finished goods including landing costs	$	313
Spare parts		11
Used inventory		3
Total inventory valuation adjustment	$	327