Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Cash flows from operating activities:
Net loss	$ (27,380)	$ (32,345)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,423	1,372
Stock-based compensation expense	6,554	2,492
Asset impairment charge	7,482
Amortization of debt discount and debt issuance costs		998
Amortization of right-of-use asset	1,011	724
Accretion of discounts on investments, net	(836)
Change in fair value of common stock warrant liability		1,606
Change in fair value of derivative liability		9,045
Non-cash interest charges		545
Change in allowance for credit losses		(72)
Changes in assets and liabilities:
Accounts receivable	(6,184)	(3,601)
Prepaid expenses and other current assets	(3,912)	(409)
Other non-current assets	(1,576)	(341)
Accounts payable	1,669	(1,627)
Accrued expenses and other current liabilities	(7,393)	9,301
Operating lease liabilities	(981)	(888)
Other non-current liabilities	19	34
Net cash used in operating activities	(30,104)	(13,166)
Cash flows from investing activities:
Purchase of property and equipment	(1,889)	(1,101)
Purchase of investments	(29,538)
Maturities of investments	30,000
Net cash used in investing activities	(1,427)	(1,101)
Cash flows from financing activities:
Proceeds from convertible notes offering, net of issuance costs		73,860
Proceeds from exercise of stock options	3,342	578
Issuance of common stock under employee stock purchase plan	3,288
Payments of exit, prepayment penalty and lender fees		(518)
Payment of taxes related to vested restricted stock units	(473)
Payment of deferred offering costs		(998)
Net cash provided by financing activities	6,157	72,922
Effect of foreign exchange rates	262	(236)
Net increase (decrease) in cash and cash equivalents	(25,112)	58,419
Balance, beginning of period	49,485	55,842
Balance, end of period	24,373	114,261
Supplemental disclosure of cash flow information:
Cash paid for interest		3,439
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment included in accounts payable	912	6
Right-of-use asset obtained in exchange for lease obligation	$ 5,276	561
Conversion of term loan principal to convertible notes		23,000
Issuance of convertible notes to certain employees in lieu of cash compensation		1,353
Reclassification of term loan debt discount to convertible notes debt discount		239
Unpaid deferred offering costs included in accounts payable and accrued expenses and other current liabilities		2,325
Unpaid convertible notes issuance costs included in accounts payable and accrued expenses and other current liabilities		$ 1,114