Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 719,439	$ 656,321
Marketable securities	0	65,746
Accounts receivable, net of allowance for credit losses of $109 and $133 as of September 30, 2024 and December 31, 2023	47,572	67,418
Deferred costs, net	24,594	26,387
Prepaid expenses and other current assets	29,592	16,614
Total current assets	821,197	832,486
Property, equipment, and software, net	36,149	30,408
Operating lease right-of-use assets	3,781	4,739
Intangible assets, net	20,538	11,720
Other assets	32,474	41,180
Total assets	914,139	920,533
Current liabilities:
Educator partners payable	97,791	101,041
Other accounts payable and accrued expenses	25,742	23,456
Accrued compensation and benefits	22,320	22,281
Operating lease liabilities, current	755	6,557
Deferred revenue, current	152,882	137,229
Other current liabilities	15,318	7,696
Total current liabilities	314,808	298,260
Operating lease liabilities, non-current	2,972	39
Deferred revenue, non-current	1,480	2,861
Other liabilities	1,597	3,179
Total liabilities	320,857	304,339
Commitments and contingencies (Note 9)
Stockholders’ equity:
Preferred stock, $0.00001 par value—10,000,000 shares authorized and no shares issued and outstanding as of September 30, 2024 and December 31, 2023	0	0
Common stock, $0.00001 par value—300,000,000 shares authorized as of September 30, 2024 and December 31, 2023; 165,312,016 shares issued and 158,371,436 shares outstanding as of September 30, 2024, and 162,898,279 shares issued and 155,320,538 shares outstanding as of December 31, 2023	2	2
Additional paid-in capital	1,496,786	1,459,964
Treasury stock, at cost— 6,940,580 and 7,577,741 shares as of September 30, 2024 and December 31, 2023	(64,910)	(63,154)
Accumulated other comprehensive income	0	59
Accumulated deficit	(838,596)	(780,677)
Total stockholders’ equity	593,282	616,194
Total liabilities and stockholders’ equity	$ 914,139	$ 920,533