CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 393,330	$ 521,846
Accounts receivable, net of allowances of $8,511 and $6,338 as of September 30, 2022 and December 31, 2021, respectively	100,741	93,804
Prepaid expenses and other current assets	31,919	20,626
Total current assets	525,990	636,276
Operating lease right of use assets (Note 10)	2,270	1,977
Property and equipment, net (Note 6)	135,830	124,726
Contract acquisition costs	39,903	40,675
Intangibles, net (Note 5)	81,457	85,554
Goodwill (Note 5)	300,578	291,215
Deferred tax assets	4,570	5,034
Investment in joint venture	3,993	0
Other assets	2,487	1,199
Total assets	1,097,078	1,186,656
Current liabilities:
Accounts payable	11,975	16,942
Accrued expenses and other current liabilities (Note 7)	118,421	104,297
Deferred revenue (Note 2)	103,219	98,808
Operating lease liability (Note 10)	3,221	3,380
Total current liabilities	236,836	223,427
Deferred revenue, net of current portion (Note 2)	287	54
Convertible senior notes, net (Note 8)	736,475	574,238
Operating lease liability, net of current portion (Note 10)	698	2,733
Deferred tax liability	2,355	2,049
Other liabilities	30,916	34,718
Total liabilities	1,007,567	837,219
Commitments and contingencies (Note 12)
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, 77,934,440 and 74,980,546 shares issued, 75,188,197 and 72,234,303 shares outstanding as of September 30, 2022 and December 31, 2021, respectively	78	75
Additional paid-in capital	757,162	871,788
Treasury stock - 2,746,243 shares	(3)	(3)
Accumulated deficit	(650,638)	(516,859)
Accumulated other comprehensive loss	(17,088)	(5,564)
Total stockholders’ equity	89,511	349,437
Total liabilities and stockholders’ equity	$ 1,097,078	$ 1,186,656