Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 533,868	$ 175,031
Accounts receivable, net of allowance for doubtful accounts of $678 and $643 as of December 31, 2021 and December 31, 2020, respectively.	73,180	46,257
Prepaid expenses and other current assets	15,927	6,036
Deferred contract costs, current	18,898	9,640
Total current assets	641,873	236,964
Property and equipment, net	9,887	9,106
Capitalized software, net	20,054	14,013
Restricted cash, non-current	2,900	2,900
Deferred contract costs, non-current	25,647	16,197
Strategic investments	10,000	0
Intangible assets, net	13,597	0
Goodwill	12,646	0
Other assets	3,247	2,916
Total assets	739,851	282,096
Current liabilities:
Accounts payable	34,627	23,710
Accrued expenses and other current liabilities	40,140	46,778
Content costs payable	35,961	31,483
Accrued compensation and benefits	22,341	20,403
Deferred revenue	208,274	141,439
Total current liabilities	341,343	263,813
Deferred revenue, non-current	2,280	937
Other liabilities, non-current	6,528	3,927
Total liabilities	350,151	268,677
Commitments and contingencies (Note 9)
Redeemable convertible preferred stock, $0.00001 par value - zero and 86,348,646 shares authorized; zero and 85,391,338 shares issued and outstanding; and aggregate liquidation value of zero and $274,009 as of December 31, 2021 and December 31, 2020, respectively.	0	274,104
Stockholders' equity (deficit):
Preferred stock, $0.00001 par value- 50,000,000 and zero shares authorized; zero shares issued and outstanding as of December 31, 2021 and December 31, 2020, respectively.	0	0
Common stock, $0.00001 par value - 950,000,000 and 150,000,000 shares authorized; 139,164,693 and 35,627,503 shares issued and outstanding as of December 31, 2021 and December 31, 2020, respectively.	1	0
Additional paid-in capital	848,229	117,818
Accumulated other comprehensive loss	(1)	0
Accumulated deficit	(458,529)	(378,503)
Total stockholders’ equity (deficit)	389,700	(260,685)
Total liabilities, redeemable convertible preferred stock, and stockholders' equity (deficit)	$ 739,851	$ 282,096