Accrued Liabilities and Other Current Liabilities (Tables)

9 Months Ended

Apr. 30, 2017

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

Accrued liabilities consist of the following:

	April 30, 2017		July 31, 2016
Payroll, benefits, and commissions	$	3,956	$	3,956
Professional fees		526		503
Legal fee expense		458		954
Research and development		—		300
Other		1,821		2,498
	$	6,761	$	8,211