CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Operating Activities
Net loss	$ (46,790)	$ (101,360)
Adjustment to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,665	1,961
Stock-based compensation	30,015	43,692
Gain on extinguishment of debt	0	(15,205)
Accretion of unamortized debt discount and amortization of debt issuance costs	1,719	2,214
Amortization of premium for marketable securities	0	890
Impairment charges of goodwill and long-lived assets	0	3,336
Change in fair value of common stock warrant liabilities	(11)	(278)
Provision for bad debt	221	276
Other, net	0	(259)
Changes in operating assets and liabilities:
Accounts receivable	831	1,235
Prepaid expenses and other assets	(8,683)	(1,840)
Accounts payable	7,022	16
Operating lease liabilities	(298)	(2,138)
Other accruals and liabilities	7,235	(4,298)
Net cash used in operating activities	(7,074)	(71,758)
Investing Activities
Purchases of property and equipment	(668)	(13,236)
Capitalization of software development costs	(1,841)	0
Investment in loan receivable	0	(2,000)
Purchases of marketable securities	(5)	0
Proceeds from sales of marketable securities	1,137	57,553
Proceeds from maturities of marketable securities	0	125,984
Net cash (used in) provided by investing activities	(1,377)	168,301
Financing Activities
Principal payments on finance leases obligations	(869)	(1,096)
Payments for extinguishment of debt	0	(135,855)
Repurchase of common stock	(19,349)	(13,000)
Net proceeds from exercise of stock options and issuance of common stock	(1,436)	0
Net cash used in financing activities	(21,654)	(149,951)
Net change in cash, cash equivalents and restricted cash	(30,105)	(53,408)
Cash, cash equivalents and restricted cash – beginning of year	312,028	365,436
Cash, cash equivalents and restricted cash – end of year	281,923	312,028
Cash paid during the period for:
Interest	13,388	18,330
Taxes	183	400
Non-cash investing and financing activities:
Purchases of property and equipment included in accounts payable	555	0
Stock-based compensation capitalized in software development costs	$ 71	$ 0