Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net income (loss)	$ 133,414	$ (82,126)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Gain on equity investments	(147,322)	(11,828)
Fair value adjustments	(76,391)	21,864
Depreciation and amortization	2,925	2,095
Stock-based compensation	22,653	19,561
Noncash (accretion) investment amortization	(2,858)	1,719
Loss (gain) on disposal of property and equipment	63	(4)
Decrease (increase) in assets, net of acquisition:
Accounts receivable, net	46,301	13,489
Unbilled and other receivables	(1,448)	(4,095)
Reduction in the carrying amount of right of use assets	3,720	3,140
Prepaid expenses and other assets	(11,408)	(8,721)
Increase (decrease) in liabilities, net of acquisition:
Accounts payable	192	(2,979)
Income taxes payable	4,779	41
Accrued payroll, taxes, and benefits	(3,554)	(1,872)
Deferred revenue	(21,235)	(17,887)
Lease liabilities	(1,584)	364
Other accrued liabilities	2,216	2,861
Net cash used in operating activities	(49,537)	(64,378)
Cash flows from investing activities:
Purchases of property and equipment	(6,007)	(3,670)
Purchases of equity investments	(4,125)	(600)
Distribution from equity investment	147,117	11,828
Acquisition, net of acquired cash	0	(6,427)
Purchases of marketable securities	(125,714)	(111,215)
Proceeds from maturity of marketable securities	228,174	180,710
Net cash provided by investing activities	239,445	70,626
Cash flows from financing activities:
Issuances of common stock upon stock option exercises	5,565	1,304
Payment of offering costs	(174)	0
Net cash provided by financing activities	5,391	1,304
Net increase in cash and cash equivalents and restricted cash	195,299	7,552
Cash and cash equivalents and restricted cash, beginning of period	95,717	123,267
Cash and cash equivalents and restricted cash, end of period	291,016	130,819
Supplemental disclosure of cash flow and noncash information
Cash paid for income taxes	918	171
Supplemental disclosure of non-cash investing and financing activities
Accrued offering costs	199	0
Purchases of property and equipment in accounts payable	2,935	80
Purchases of property and equipment in accrued liabilities	30	0
Acquisition of right to use assets, contingency resolution	514	1,513
Acquisition of right of use assets in exchange for lease liabilities	$ 6,333	$ 14,767