Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 559,851	$ 467,171
Restricted cash	4,666	4,667
Accounts receivable, net	83,183	94,376
Prepaid expenses	13,301	11,774
Deferred costs and other current assets	21,348	20,464
Total current assets	682,349	598,452
Property and equipment, net	9,567	7,774
Capitalized software development costs, net	18,368	16,329
Goodwill	405,223	187,411
Intangible assets, net	216,723	113,762
Restricted cash	3,785	3,792
Prepaid expenses	1,795	1,943
Deferred costs and other assets	37,214	31,481
Total assets	1,375,024	960,944
Current liabilities:
Accounts payable	10,964	9,698
Accrued payroll and employee related liabilities	26,860	27,674
Accrued expenses	10,235	7,246
Deferred revenue	196,481	165,389
Contingent consideration liabilities	18,775	10,619
Other current liabilities	14,376	15,602
Total current liabilities	277,691	236,228
Long-term liabilities:
Deferred revenue, noncurrent	13,509	4,738
Convertible senior notes	646,533	441,514
Deferred tax liabilities	14,022	10,065
Other long-term liabilities	17,940	16,094
Total liabilities	969,695	708,639
Commitments and contingencies
Stockholders' equity:
Preferred stock, par value $0.001, 10,000,000 shares authorized, no shares issued or outstanding as of June 30, 2021 and December 31, 2020, respectively
Common stock, $0.001 par value, 100,000,000 shares authorized, 38,288,685 and 35,449,447 shares issued and outstanding as of June 30, 2021 and December 31, 2020, respectively	38	35
Additional paid-in capital	752,773	542,776
Accumulated deficit	(348,926)	(293,316)
Accumulated other comprehensive income	1,444	2,810
Total stockholders’ equity	405,329	252,305
Total liabilities and stockholders’ equity	$ 1,375,024	$ 960,944