Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 330,601	$ 487,215
Short-term marketable securities	1,551,175	261,128
Accounts receivable, net	131,193	97,712
Prepaid expenses and other current assets	55,455	26,893
Total current assets	2,068,424	872,948
Restricted cash	75	18,119
Property and equipment, net	118,481	63,534
Operating right of use asset	148,069	0
Intangible assets, net	465,255	27,558
Goodwill	2,283,387	38,165
Other long-term assets	26,477	8,386
Total assets	5,110,168	1,028,710
Current liabilities:
Accounts payable	25,949	18,495
Accrued expenses and other current liabilities	135,544	96,343
Deferred revenue and customer deposits	26,015	22,972
Operating lease liability, current	22,211	0
Financing lease liability, current	6,509	0
Total current liabilities	216,228	137,810
Operating lease liability, noncurrent	134,755	0
Financing lease liability, noncurrent	8,174	0
Convertible senior notes, net	452,184	434,496
Other long-term liabilities	14,341	18,169
Total liabilities	825,682	590,475
Commitments and contingencies (Note 12)
Stockholders’ equity:
Preferred stock	0	0
Class A and Class B common stock	137	100
Additional paid-in capital	4,868,261	808,527
Accumulated other comprehensive income	4,578	1,282
Accumulated deficit	(588,490)	(371,674)
Total stockholders’ equity	4,284,486	438,235
Total liabilities and stockholders’ equity	$ 5,110,168	$ 1,028,710