Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jul. 31, 2013	Apr. 30, 2013
Current assets:
Cash	$ 5,044	$ 5,459
Accounts receivable, net of allowances of $329 and $278	8,100	10,594
Prepaid expenses and other current assets	662	1,203
Assets held for sale		926
Total current assets	13,806	18,182
Property and equipment, net of accumulated depreciation of $5,787 and $5,526	1,672	1,934
Goodwill	11,706	11,706
Intangibles, net	6,767	7,152
Other assets	686	733
Total assets	34,637	39,707
Current liabilities:
Accounts payable	455	243
Current portion of long term debt	1,348	2,519
Accrued compensation and related expenses	1,640	2,697
Common stock warrant liability	303	204
Other accrued liabilities	915	863
Deferred revenue	7,059	8,449
Liabilities held for sale		526
Total current liabilities	11,720	15,501
Long term debt, net of current portion	14,644	15,170
Deferred tax liabilities, net	883	923
Other long term liabilities	1,352	1,429
Total liabilities	28,599	33,023
Commitments and contingencies
Stockholders' equity:
Preferred stock		2
Common stock	17	15
Additional paid-in capital	100,040	100,053
Accumulated other comprehensive income	280	280
Accumulated deficit	(94,299)	(93,666)
Total stockholders' equity	6,038	6,684
Total liabilities and stockholders' equity	$ 34,637	$ 39,707