Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jul. 31, 2015	Apr. 30, 2015
Current assets:
Cash and cash equivalents	$ 53,450	$ 54,041
Short-term investments	49,696	52,730
Accounts receivable, net of allowance for doubtful accounts of $4,175 and $3,992 as of July 31, 2015 and April 30, 2015, respectively	50,523	49,532
Prepaid expenses and other current assets	8,471	12,977
Total current assets	162,140	169,280
Property, equipment and capitalized internal-use software development costs, net	19,351	19,054
Goodwill	139,155	139,155
Acquired intangible assets, net	11,025	11,498
Other non-current assets	4,305	3,974
Total assets	335,976	342,961
Current liabilities:
Accounts payable	3,146	3,539
Accrued expenses and other current liabilities	24,062	27,397
Deferred revenue	63,100	60,400
Total current liabilities	90,308	91,336
Long-term liabilities:
Revolving line of credit	57,000	57,000
Deferred revenue less current portion	2,329	2,530
Deferred tax liability, long-term	81	81
Other liabilities, long-term	642	631
Total liabilities	$ 150,360	$ 151,578
Commitments and contingencies (Note 9)
Stockholders’ equity:
Common stock – $0.0001 par value; 150,000,000 shares authorized, 80,734,145 shares issued and 80,534,145 shares outstanding as of July 31, 2015; 150,000,000 shares authorized, 80,346,488 shares issued and 80,146,488 shares outstanding at April 30, 2015	$ 8	$ 8
Treasury stock, at cost – 200,000 shares as of July 31, 2015 and April 30, 2015	0	0
Additional paid-in capital	422,926	418,509
Accumulated other comprehensive loss	(578)	(638)
Accumulated deficit	(236,740)	(226,496)
Total stockholders’ equity	185,616	191,383
Total liabilities and stockholders’ equity	$ 335,976	$ 342,961