Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current Assets
Cash and cash equivalents	$ 92,183	$ 157,954
Investments	58,880	14,663
Prepaid expenses and other current assets	3,147	3,502
Total current assets	154,210	176,119
Property and equipment, net	6,632	5,771
Long-term investments	15,229	10,799
Deposits and other	2,898	3,026
Total assets	178,969	195,715
Current Liabilities
Accounts payable	2,378	2,133
Accrued expenses	2,930	5,395
Other current liabilities	1,549	419
Total current liabilities	6,857	7,947
Capital lease obligations, net of current portion	41	53
Deferred rent	1,431	763
Other non-current liabilities	505
Total liabilities	8,834	8,763
Stockholders’ equity (deficit)
Additional paid-in capital	354,477	351,039
Accumulated other comprehensive income	179	16
Accumulated deficit	(184,524)	(164,106)
Total stockholders’ equity	170,135	186,952
Total liabilities and stockholders’ equity	178,969	195,715
Class A common stock
Stockholders’ equity (deficit)
Common stock	2	2
Class B common stock
Stockholders’ equity (deficit)
Common stock	$ 1	$ 1