Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 423,323	$ 544,990
Short-term investments	938,173	36,232
Accounts receivable, net of allowance of $0 at December 31, 2019 and December 31, 2018	140,078	91,630
Restricted cash	30,006	35,006
Prepaid expenses	27,533	26,914
Other current assets	16,557	12,505
Total current assets	1,575,670	747,277
Long-term investments	175,300
Goodwill	1,460,933	934,187
Intangible assets, net	233,005	118,600
Property and equipment, net	25,826	266,557
Right-of-use assets	136,972
Prepaid expenses	37,815	30,774
Other non-current assets	15,093	49,308
Total assets	3,660,614	2,146,703
Current liabilities:
Accounts payable	27,799	26,811
Income tax payable	649	4,895
Deferred revenue	432,962	191,299
Debt		100,000
Operating lease liabilities	15,753
Other current liabilities	314,805	156,829
Total current liabilities	791,968	479,834
Convertible senior notes, net	570,456
Deferred revenue	567	1,586
Deferred tax liabilities, net	33,479	16,087
Non-current operating lease liabilities	130,301
Other non-current liabilities	158,413	52,586
Total liabilities	1,685,184	550,093
Stockholders’ equity:
Common stock (Class A), $0.00000625 par value, and additional paid-in capital - authorized shares: 2,020,517; shares outstanding: 950,042 shares as of December 31, 2019 and 861,111 as of December 31, 2018	3,898,695	3,504,713
Accumulated other comprehensive income (loss)	(125,935)	(118,439)
Accumulated deficit	(1,797,330)	(1,789,664)
Total stockholders’ equity	1,975,430	1,596,610
Total liabilities and stockholders’ equity	$ 3,660,614	$ 2,146,703