Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash flows from operating activities
Net income (loss)	$ 26,158	$ (575,066)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	3,963	3,743
Non-cash operating lease cost	1,468	1,253
Amortization of premium (accretion of discount) on marketable securities, net	(8,884)	(8,129)
Stock-based compensation expense	85,414	577,508
Other adjustments	(138)	485
Changes in operating assets and liabilities:
Accounts receivable	23,359	29,987
Prepaid expenses and other assets	(17,006)	(13,912)
Operating lease right-of-use assets and liabilities	(1,780)	(530)
Accounts payable	(1,046)	(2,178)
Accrued expenses and other liabilities	16,070	18,903
Net cash provided by (used in) operating activities	127,578	32,064
Cash flows from investing activities
Purchases of property and equipment	(979)	(2,851)
Purchases of marketable securities	(504,846)	(135,685)
Maturities of marketable securities	465,062	252,655
Proceeds from sale of marketable securities	12,372	0
Other investing activities	889	(15)
Net cash provided by (used in) investing activities	(27,502)	114,104
Cash flows from financing activities
Proceeds from issuance of Class A common stock in initial public offering, net of underwriting discounts and commissions	0	600,022
Proceeds from exercise of employee stock options	10,184	23,089
Taxes paid related to net share settlement of restricted stock units	(36,675)	(194,737)
Payments of initial public offering costs	0	(2,753)
Payments of deferred consideration and holdbacks for acquisitions	0	(4,450)
Net cash provided by (used in) financing activities	(26,491)	421,171
Net increase (decrease) in cash, cash equivalents, and restricted cash	73,585	567,339
Cash, cash equivalents, and restricted cash at the beginning of the period	562,142	401,226
Cash, cash equivalents, and restricted cash at the end of the period	635,727	968,565
Cash and cash equivalents	635,727	968,515
Restricted cash	0	50
Total cash, cash equivalents, and restricted cash	635,727	968,565
Supplemental disclosure of noncash financing and investing activities
Conversion of convertible preferred stock to common stock upon initial public offering	0	1,853,492
Reclassification of deferred offering costs to additional paid-in capital upon initial public offering	$ 0	$ 23,754