Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 1,925,559	$ 893,943
Accounts receivable—net of allowances	168,762	246,986
Prepaid expenses and other current assets	37,667	26,274
Deferred cost of revenue, current portion	379,611	256,928
Total current assets	2,511,599	1,424,131
Property and equipment—net	227,330	206,415
Operating lease right-of-use assets	220,404
Deferred cost of revenue, long-term	125,643	113,793
Intangible assets, net	63,478	42,326
Goodwill	118,071	59,568
Other assets	5,755	1,567
Total assets	3,272,280	1,847,800
Current liabilities:
Accounts payable	20,733	12,012
Accrued expenses and other current liabilities	157,916	65,392
Developer exchange liability	117,756	80,912
Deferred revenue—current portion	1,621,186	1,070,230
Total current liabilities	1,917,591	1,228,546
Deferred revenue—net of current portion	550,118	484,699
Operating lease liabilities	196,447
Other long-term liabilities	2,293	22,109
Total liabilities	2,666,449	1,735,354
Commitments and contingencies (Note 11)
Convertible Preferred Stock
Convertible preferred stock	0	344,827
Stockholders’ Equity (Deficit)
Preferred stock	0	0
Common stock	58	20
Additional paid-in capital	1,434,190	239,792
Accumulated other comprehensive income	112	90
Accumulated deficit	(840,643)	(492,290)
Total Roblox Corporation stockholders’ equity (deficit)	593,717	(252,388)
Noncontrolling interests	12,114	20,007
Total stockholders’ equity (deficit)	605,831	(232,381)
Total liabilities, convertible preferred stock, and stockholders’ equity (deficit)	$ 3,272,280	$ 1,847,800