Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Oct. 31, 2014	Apr. 30, 2014
Current assets:
Cash	$ 3,506	$ 7,178
Accounts receivable, net of allowances of $118 and $211, respectively	4,982	6,657
Prepaid expenses	777	617
Other current assets	484	358
Total current assets	9,749	14,810
Property and equipment, net of accumulated depreciation of $5,257 and $4,921, respectively	1,002	1,053
Goodwill	11,706	11,706
Intangibles, net	4,856	5,614
Other assets	453	470
Total assets	27,766	33,653
Current liabilities:
Accounts payable	601	308
Current portion of long-term debt	840	3,123
Accrued compensation and related expenses	987	1,185
Other accrued liabilities	817	971
Deferred revenue	6,101	8,590
Total current liabilities	9,346	14,177
Long-term debt, net of current portion	11,313	11,848
Deferred tax liabilities, net	1,015	1,032
Common stock warrant liability	215	276
Other long-term liabilities	823	1,095
Total liabilities	22,712	28,428
Commitments and contingencies
Stockholders' equity:
Common stock	17	17
Additional paid-in capital	100,204	100,152
Accumulated other comprehensive income	280	280
Accumulated deficit	(95,447)	(95,224)
Total stockholders' equity	5,054	5,225
Total liabilities and stockholders' equity	$ 27,766	$ 33,653