Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014	Apr. 30, 2014
Current assets:
Cash	$ 5,088	$ 7,178
Accounts receivable, net of allowances of $209 and $211, respectively	5,137	6,657
Prepaid expenses	557	617
Other current assets	384	358
Total current assets	11,166	14,810
Property and equipment, net of accumulated depreciation of $5,086 and $4,921, respectively	902	1,053
Goodwill	11,706	11,706
Intangibles, net	5,230	5,614
Other assets	435	470
Total assets	29,439	33,653
Current liabilities:
Accounts payable	433	308
Current portion of long-term debt	1,123	3,123
Accrued compensation and related expenses	865	1,185
Other accrued liabilities	957	971
Deferred revenue	7,365	8,590
Total current liabilities	10,743	14,177
Long term debt, net of current portion	11,565	11,848
Deferred tax liabilities, net	1,028	1,032
Common stock warrant liability	181	276
Other long-term liabilities	918	1,095
Total liabilities	24,435	28,428
Commitments and contingencies
Stockholders' equity:
Common stock	17	17
Additional paid-in capital	100,179	100,152
Accumulated other comprehensive income	280	280
Accumulated deficit	(95,472)	(95,224)
Total stockholders' equity	5,004	5,225
Total liabilities and stockholders' equity	$ 29,439	$ 33,653