CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jul. 31, 2020	Apr. 30, 2020
Current assets:
Cash	$ 6,943	$ 8,342
Accounts receivable, net	5,039	4,770
Prepaid expenses and other current assets	360	385
Total current assets	12,342	13,497
Operating lease right-of-use assets, net	5,673	2,798
Property and equipment, net	4,434	3,993
Other long-term assets	36	128
Goodwill	335	335
Total assets	22,820	20,751
Current liabilities:
Accounts payable	2,675	3,140
Accrued liabilities	2,154	2,502
Current portion of finance lease	72	125
Current portion of operating lease liabilities	515	503
Deferred revenue	5,669	5,815
Total current liabilities	11,085	12,085
Non-current operating lease liabilities	6,044	3,170
Other non-current liabilities	178	178
Total liabilities	17,307	15,433
Stockholders’ equity:
Common stock, $.001 par value; 200,000,000 shares authorized; 12,727,888 and 12,726,728 shares issued and outstanding as of July 31, 2020 and April 30, 2020, respectively	13	13
Additional paid-in capital	78,098	77,978
Accumulated deficit	(72,598)	(72,673)
Total stockholders’ equity	5,513	5,318
Total liabilities and stockholders’ equity	$ 22,820	$ 20,751