CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Oct. 31, 2021	Apr. 30, 2021
Current assets:
Cash	$ 4,781	$ 4,687
Accounts receivable, net	8,190	6,986
Prepaid expenses and other current assets	731	957
Total current assets	13,702	12,630
Operating lease right-of-use assets, net	8,261	8,521
Property and equipment, net	6,983	6,090
Other long-term assets	15	15
Goodwill	335	335
Total assets	29,296	27,591
Current liabilities:
Accounts payable	3,477	1,894
Accrued liabilities	1,911	2,231
Current portion of operating lease liabilities	930	818
Other current liability	15	0
Deferred revenue	6,132	6,256
Total current liabilities	12,465	11,199
Non-current operating lease liabilities	8,525	8,783
Other non-current liabilities	235	181
Total liabilities	21,225	20,163
Stockholders’ equity:
Common stock, $.001 par value; 200,000,000 shares authorized; 13,496,144 and 13,414,066 shares issued and outstanding as of October 31, 2021 and April 30, 2021, respectively	14	13
Additional paid-in capital	80,482	79,945
Accumulated deficit	(72,425)	(72,530)
Total stockholders’ equity	8,071	7,428
Total liabilities and stockholders’ equity	$ 29,296	$ 27,591