Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jan. 31, 2012	Apr. 30, 2011
ASSETS
Cash and cash equivalents	$ 6,466	$ 4,577
Accounts receivable, net of allowance of $349 at January 31, 2012 and $503 at April 30, 2011	10,915	15,670
Prepaid expenses and other current assets	1,288	1,166
Total current assets	18,669	21,413
Property and equipment, net of accumulated depreciation of $4,668 at January 31, 2012 and $3,887 at April 30, 2011	2,861	2,240
Goodwill	25,161	25,161
Intangibles, net	10,765	12,396
Other assets, net of allowances of $81 at January 31, 2012 and $91 at April 30, 2011	1,150	1,524
Total assets	58,606	62,734
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	450	1,433
Current portion of long term debt	1,594	1,869
Accrued compensation and related expenses	2,182	2,894
Common stock warrant liability	987	1,623
Other accrued liabilities	1,468	2,131
Deferred revenue	8,244	7,951
Total current liabilities	14,925	17,901
Long term debt, net of current portion	20,353	24,731
Deferred tax liabilities, net	653	555
Other long term liabilities	1,045	1,513
Total liabilities	36,976	44,700
Commitments and contingencies
Stockholders' equity:
Preferred stock	2
Common stock	15	15
Additional paid-in capital	99,735	95,111
Accumulated other comprehensive income	345	443
Accumulated deficit	(78,467)	(77,535)
Total stockholders' equity	21,630	18,034
Total liabilities and stockholders' equity	$ 58,606	$ 62,734