Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Apr. 30, 2012
Current Assets
Cash and cash equivalents	$ 5,459	$ 4,752
Accounts receivable, net of allowances of $278 in 2013, and $345 in 2012	10,594	10,968
Prepaid expenses and other current assets	1,203	1,805
Assets held for sale	926
Total current assets	18,182	17,525
Property and equipment, net of accumulated depreciation of $5,526 at April 30, 2013 and $4,837 at April 30, 2012	1,934	2,827
Goodwill	11,706	11,706
Intangibles, net	7,152	8,690
Other assets	733	1,121
Total assets	39,707	41,869
Current liabilities:
Accounts payable	243	450
Current portion of long term debt	2,519	2,945
Accrued compensation and related expenses	2,697	2,465
Common stock warrant liability	204	569
Other accrued liabilities	863	819
Deferred revenue	8,449	8,412
Liabilities held for sale	526
Total current liabilities	15,501	15,660
Long term debt, net of current portion	15,170	18,306
Deferred tax liabilities, net	923	734
Other long term liabilities	1,429	1,148
Total liabilities	33,023	35,848
Stockholders' equity:
Preferred stock	2	2
Common stock	15	15
Additional paid-in capital	100,053	99,860
Accumulated other comprehensive income	280	341
Accumulated deficit	(93,666)	(94,197)
Total stockholders' equity	6,684	6,021
Total liabilities and stockholders' equity	$ 39,707	$ 41,869