Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Operating activities:
Net loss	$ (21,516)	$ (49,198)
Adjustments required to reconcile net loss to net cash used in operating activities:
Depreciation and amortization expense	945	679
Stock-based compensation expense	2,539	745
Change in fair value of convertible debt	(17,276)	12,959
Non-cash interest expense	7,483	1,176
Loss on convertible debt extinguishment		3,863
Change in right-of-use asset	1,489	662
Changes in operating assets and liabilities:
Prepaid expenses and other assets	2,095	(72)
Accounts payable and accrued liabilities	(2,031)	(321)
Accrued compensation	812	(87)
Operating lease liability	(4,164)	(9,723)
Net cash used in operating activities	(29,624)	(39,317)
Investing activities:
Purchases of property and equipment	(1,956)	(5,744)
Net cash used in investing activities	(1,956)	(5,744)
Financing activities:
Proceeds from issuance of convertible debt, net of issuance costs		29,101
Proceeds from issuance of term debt, net of issuance costs	34,889	24,925
Payments for taxes related to net share settlement of equity awards	(61)
Proceeds from exercise of stock options	130	5
Net cash provided by financing activities	34,958	54,031
Net increase in cash, cash equivalents and restricted cash	3,378	8,970
Cash, cash equivalents and restricted cash, beginning of period	19,243	20,812
Cash, cash equivalents and restricted cash, end of period	22,621	29,782
Supplemental disclosure of cash flow information:
Right-of-use asset obtained in exchange for operating lease liability	977	2,513
Property and equipment included in accounts payable and accrued liabilities	$ 263	$ 1,047