Accrued Expenses (Tables)

12 Months Ended

Jul. 31, 2017

Accrued Expenses [Abstract]

Summary of accrued expenses

July 31, (in thousands)	2017		2016
Accrued compensation	$	1,778	$	362
Accrued professional fees		1,423		542
Accrued interest		96		—
Accrued license fees		80		—
Accrued equipment		64		101
Accrued commissions		57		—
Other		4		37
TOTAL ACCRUED EXPENSES	$	3,502	$	1,042