Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,641,509	$ 1,419,630
Marketable securities	1,017,510	1,060,488
#REF!	511,468	653,355
Prepaid expenses and other current assets	75,583	48,090
Total current assets	3,246,070	3,181,563
Property and equipment, net	66,074	53,401
Operating lease right-of-use assets	218,325	227,912
Goodwill and intangible assets, net	145,673	61,115
Other assets	17,890	13,247
Total assets	3,694,032	3,537,238
Current liabilities:
Accounts payable	57,906	17,675
Accrued expenses and other current liabilities	292,949	242,131
Total current liabilities	350,855	259,806
Operating lease liabilities	192,543	209,181
Other liabilities	14,545	29,508
Total liabilities	557,943	498,495
Commitments and contingencies
Stockholders’ equity:
#REF!	7	7
Additional paid-in capital	5,216,308	5,059,528
Accumulated other comprehensive loss	(13,258)	(2,181)
Accumulated deficit	(2,066,968)	(2,018,611)
Total stockholders’ equity	3,136,089	3,038,743
Total liabilities and stockholders’ equity	$ 3,694,032	$ 3,537,238