Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 468,908	$ 531,575
Restricted cash	4,767	4,737
Accounts receivable, net	80,927	68,642
Prepaid expenses	12,049	6,675
Deferred costs and other current assets	20,286	13,501
Total current assets	586,937	625,130
Property and equipment, net	7,254	6,284
Capitalized software development costs, net	15,952	14,287
Goodwill	183,548	91,421
Intangible assets, net	98,923	67,100
Restricted cash	3,558	3,350
Prepaid expenses	2,437	2,009
Deferred costs and other assets	31,944	27,715
Total assets	930,553	837,296
Current liabilities:
Accounts payable	10,232	7,808
Accrued payroll and employee related liabilities	28,140	22,248
Accrued expenses	6,188	4,496
Deferred revenue	144,341	129,995
Contingent consideration liabilities	7,996
Other current liabilities	10,366	4,819
Total current liabilities	207,263	169,366
Long-term liabilities:
Deferred revenue, noncurrent	4,789	3,471
Convertible senior notes	445,915	430,282
Deferred tax liabilities	10,343	2,002
Other long-term liabilities	16,266	11,863
Total liabilities	684,576	616,984
Commitments and contingencies
Stockholders' equity:
Preferred stock, par value $0.001, 10,000,000 shares authorized, no shares issued or outstanding as of September 30, 2020 and December 31, 2019, respectively
Common stock, $0.001 par value, 100,000,000 shares authorized, 34,946,958 and 33,848,627 shares issued and outstanding as of September 30, 2020 and December 31, 2019, respectively	35	34
Additional paid-in capital	521,141	425,945
Accumulated deficit	(268,730)	(199,920)
Accumulated other comprehensive loss	(6,469)	(5,747)
Total stockholders’ equity	245,977	220,312
Total liabilities and stockholders’ equity	$ 930,553	$ 837,296