Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014	Apr. 30, 2014
Current assets:
Cash and cash equivalents	$ 24,704	$ 31,934
Restricted cash	500	604
Short-term investments	67,898	40,700
Accounts receivable, net of allowance for doubtful accounts of $2,432 and $2,324 as of July 31, 2014 and April 30, 2014, respectively	38,062	39,099
Prepaid expenses and other current assets	12,861	8,212
Assets held for sale		33,745
Total current assets	144,025	154,294
Property, equipment and capitalized internal-use software development costs, net	17,840	17,005
Goodwill	139,155	139,155
Acquired intangible assets, net	12,915	13,388
Other non-current assets	3,761	3,428
Total assets	317,696	327,270
Current liabilities:
Accounts payable	3,777	3,346
Accrued expenses and other current liabilities	26,417	27,071
Revolving line of credit	27,000	27,000
Deferred revenue	57,074	54,951
Liabilities held for sale		3,621
Total current liabilities	114,268	115,989
Deferred revenue less current portion	1,947	1,722
Deferred tax liability, long-term	1,670	1,730
Other liabilities, long-term	1,048	1,367
Total liabilities	118,933	120,808
Commitments and contingencies (Note 11)
Stockholders' equity:
Common stock - $0.0001 par value; 150,000,000 shares authorized, 78,271,861 shares issued and 78,021,861 shares outstanding as of July 31, 2014; 150,000,000 shares authorized, 77,887,663 shares issued and 77,637,663 shares outstanding at April 30, 2014	8	8
Treasury stock, at cost - 250,000 shares at July 31, 2014 and April 30, 2014
Additional paid-in capital	402,022	398,201
Accumulated other comprehensive income	373	328
Accumulated deficit	(203,640)	(192,075)
Total stockholders' equity	198,763	206,462
Total liabilities and stockholders' equity	$ 317,696	$ 327,270