Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Mar. 31, 2015
Current assets:
Cash and cash equivalents	$ 71,901	$ 105,257
Short-term investments	119,105	95,503
Accounts receivable, net of allowance for doubtful accounts of $478 and $282, respectively	23,408	13,813
Prepaid expenses and other current assets	5,676	4,299
Total current assets	220,090	218,872
Property and equipment, net	40,398	35,397
Restricted cash	8,023	4,623
Goodwill	11,828	2,053
Intangible assets, net	3,919	2,300
Other assets, non-current	1,583	1,466
Total assets	285,841	264,711
Current liabilities:
Accounts payable	6,630	4,969
Accrued compensation and benefits	8,893	6,288
Other current liabilities	4,516	3,623
Deferred revenue	55,370	29,185
Total current liabilities	75,409	44,065
Deferred rent, non-current	4,770	4,638
Deferred revenue, non-current	2,689	124
Other liabilities, non-current	1,616	1,014
Total liabilities	$ 84,484	$ 49,841
Commitments and contingencies (Note 6)
Stockholders' equity:
Common stock, $0.001 par value; 100,000 shares authorized at December 31, 2015 and March 31, 2015; 49,684 shares and 47,377 shares issued at December 31, 2015 and March 31, 2015; and 49,424 shares and 47,117 shares outstanding at December 31, 2015 and March 31, 2015	$ 50	$ 47
Treasury stock - at cost (260 shares)	(263)	(263)
Additional paid-in capital	381,634	346,671
Accumulated other comprehensive (loss) income	(171)	15
Accumulated deficit	(179,893)	(131,600)
Total stockholders' equity	201,357	214,870
Total liabilities and stockholders' equity	$ 285,841	$ 264,711