CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Apr. 30, 2020	Jul. 31, 2019
ASSETS
Cash and cash equivalents	$ 54,407	$ 60,146
Accounts receivable, net	6,817	10,738
Inventories	8,018	7,842
Prepaid expenses and other	3,058	2,727
Total current assets	72,300	81,453
Property, plant and equipment, net	13,295	14,254
Right-of-use assets	20,812
Goodwill	7,452	7,452
Intangible assets, net	588	1,032
Other assets, including restricted cash of $750	1,901	2,449
Total assets	116,348	106,640
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable – trade	8,523	7,256
Accrued liabilities	11,714	8,362
Other current liabilities	7,151	391
Finance leases short term	225
Current portion of operating lease liabilities	4,257
Total current liabilities	31,870	16,009
Long term debt – net	4,509	4,179
Operating lease liabilities, non-current	17,416
Other liabilities and finance leases long term	223	424
Total liabilities	54,018	20,612
Commitments and contingencies
Stockholders’ equity:
Preferred Stock, $.01 par value; authorized 25,000,000 shares; no shares issued or outstanding
Common Stock, $.01 par value; authorized 75,000,000 shares; shares issued and outstanding: 47,890,883 at April 30, 2020 and 47,556,807 at July 31, 2019	479	476
Additional paid-in capital	334,268	332,704
Accumulated deficit	(274,927)	(249,732)
Accumulated other comprehensive income	2,510	2,580
Total stockholders’ equity	62,330	86,028
Total liabilities and stockholders’ equity	$ 116,348	$ 106,640