CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 142,104	$ 210,782
Restricted cash	0	2,143
Accounts receivable, net of allowance for credit losses of $9,532 and $9,290 as of September 30, 2024 and December 31, 2023, respectively	49,947	81,802
Prepaid expenses and other current assets (Note 1)	21,208	26,981
Total current assets	213,259	321,708
Operating lease right-of-use assets (Note 9)	98	4,135
Property and equipment, net (Note 6)	105,120	119,325
Contract acquisition costs, net (Note 2)	35,819	37,354
Intangible assets, net (Note 5)	49,900	61,625
Goodwill (Note 5)	282,331	285,631
Deferred tax assets	4,550	4,527
Other assets	949	1,208
Total assets	692,026	835,513
Current liabilities:
Accounts payable	17,680	13,555
Accrued expenses and other current liabilities (Note 7)	75,102	97,024
Deferred revenue (Note 2)	75,606	81,858
Convertible senior notes (Note 8)	0	72,393
Operating lease liabilities (Note 9)	141	2,719
Total current liabilities	168,529	267,549
Convertible senior notes, net of current portion (Note 8)	470,304	511,565
Operating lease liabilities, net of current portion (Note 9)	0	2,173
Deferred tax liabilities	3,389	2,930
Other liabilities	3,898	3,158
Total liabilities	646,120	787,375
Commitments and contingencies (Note 11)
Stockholders’ equity:
Preferred stock, $0.001 par value - 5,000,000 shares authorized, none issued	0	0
Common stock, $0.001 par value - 200,000,000 shares authorized, 93,076,963 and 90,603,519 shares issued, 90,310,890 and 87,837,446 shares outstanding as of September 30, 2024 and December 31, 2023, respectively.	93	91
Treasury stock - 2,766,073 shares as of September 30, 2024 and December 31, 2023	(3)	(3)
Additional paid-in capital	932,602	913,522
Accumulated deficit	(879,133)	(856,988)
Accumulated other comprehensive loss	(7,653)	(8,484)
Total stockholders’ equity	45,906	48,138
Total liabilities and stockholders’ equity	$ 692,026	$ 835,513