CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jul. 31, 2021	Apr. 30, 2021
Current assets:
Cash	$ 3,998	$ 4,687
Accounts receivable, net	7,733	6,986
Prepaid expenses and other current assets	864	957
Total current assets	12,595	12,630
Operating lease right-of-use assets, net	8,329	8,521
Property and equipment, net	6,763	6,090
Other long-term assets	86	15
Goodwill	335	335
Total assets	28,108	27,591
Current liabilities:
Accounts payable	3,345	1,894
Accrued liabilities	1,981	2,231
Current portion of operating lease liabilities	854	818
Other current liability	15	0
Deferred revenue	5,481	6,256
Total current liabilities	11,676	11,199
Non-current operating lease liabilities	8,652	8,783
Other non-current liabilities	242	181
Total liabilities	20,570	20,163
Stockholders’ equity:
Common stock, $.001 par value; 200,000,000 shares authorized; 13,415,066 and 13,414,066 shares issued and outstanding as of July 31, 2021 and April 30, 2021, respectively	13	13
Additional paid-in capital	80,227	79,945
Accumulated deficit	(72,702)	(72,530)
Total stockholders’ equity	7,538	7,428
Total liabilities and stockholders’ equity	$ 28,108	$ 27,591