Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]
Net loss	$ (28,637)	$ (33,034)
Adjustments to reconcile net loss to net cash used in operations:
Share-based compensation	9,955	17,326
Depreciation and amortization	1,687	3,597
Amortization of right-of-use assets	1,122	1,305
Loss on impairment of long lived assets	0	186
Allowance for doubtful accounts	269	216
Change in fair value of warrant liabilities	103	(6,727)
Other	(2)	(10)
Changes in operating assets and liabilities:
Accounts receivable	(3,682)	(673)
Prepaid expenses and other assets	(1,017)	(4,228)
Accounts payable	824	62
Accrued expenses and other liabilities	496	(1,854)
Accrued compensation and benefits	171	(1,926)
Operating lease liabilities	(1,894)	(1,046)
Net cash used in operating activities	(20,605)	(26,806)
Cash flows from investing activities:
Maturity of investments and term deposits	15,207	6,559
Purchases of investments and term deposits	(41,409)	0
Purchases of property and equipment	(151)	(667)
Net cash provided by (used in) investing activities	(26,353)	5,892
Cash flows from financing activities:
Proceeds from exercise of options	73	461
Taxes withheld and paid related to net share settlement of equity awards	(849)	(3,437)
Share buyback	(4,139)	0
Cash paid for fractional shares related to stock split	(4)	0
Net cash used in financing activities	(4,919)	(2,976)
Effect of changes in currency exchange rates on cash and cash equivalents	1,069	(331)
Net decrease in cash and cash equivalents	(50,808)	(24,221)
Cash, cash equivalents and restricted cash, beginning of the period	106,256	145,785
Cash, cash equivalents and restricted cash, end of the period	55,448	121,564
Reconciliation of cash, cash equivalents and restricted cash to the amounts reported within the consolidated balance sheets
Cash and cash equivalents	54,310	120,475
Restricted cash	1,138	1,089
Total cash, cash equivalents and restricted cash, end of the period	55,448	121,564
Supplemental disclosures of cash flow information:
Cash paid for taxes	669	323
Supplemental disclosure of non-cash investing and financing activities:
Lease liabilities arising from obtaining right-of-use assets	0	4,506
Vesting of early exercised stock options and restricted stock awards	34	71
Purchase of property and equipment accrued and not yet paid	0	13
Issuance of common stock upon release of restricted stock units	$ 0	$ 1