CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Cash Flows From Operating Activities:
Net loss	$ (39,834)	$ (28,452)
Adjustments required to reconcile net loss to net cash used in operating activities:
Depreciation	4	0
Share-based compensation	3,303	3,305
Amortization of premium or discount on marketable securities	(2,443)	(255)
Unrealized (losses) gains on cash equivalents	(1)	1
Changes in operating assets and liabilities:
Trade receivables, prepaid expenses and other current assets and operating lease right of use assets	(899)	405
Trade payables, accrued expenses, employee related obligations and other long-term liabilities	6,012	(559)
Operating lease liabilities	(114)	214
Net cash used in operating activities	(33,972)	(25,341)
Cash Flows From Investing Activities:
Purchase of property and equipment	(117)	0
Proceeds from the sale of the MST Franchise	0	5,000
Proceeds from the sale and maturity of marketable securities	84,000	0
Purchases of marketable securities	(60,518)	(62,354)
Net cash provided by (used in) investing activities	23,365	(57,354)
Cash Flows From Financing Activities:
Redemption of convertible preferred stock	0	(360)
Withholdings from exercise of options and issuance of shares for share-based compensation arrangements, net	(141)	(67)
Net cash (used in) provided by financing activities	(141)	82,394
Decrease in cash, cash equivalents and restricted cash	(10,748)	(301)
Cash, cash equivalents and restricted cash at beginning of the year	30,674	30,975
Cash, cash equivalents and restricted cash at end of the year	19,926	30,674
Cash and cash equivalents	19,926	30,620
Restricted cash	0	54
Total cash, cash equivalents and restricted cash	19,926	30,674
Supplementary information on investing and financing activities not involving cash flows:
Accretion of preferred stock	0	149
Issuance of vested shares under employee share purchase plan	30	48
Additions to operating lease right of use assets	0	207
Additions to operating lease liabilities	0	214
Private Placement
Cash Flows From Financing Activities:
Proceeds related to the issuance of common shares and pre-funded warrants through private placement, net of issuance costs	0	82,665
At-the-market Offering
Cash Flows From Financing Activities:
Proceeds related to the issuance of common shares through at-the-market offerings, net of issuance costs	$ 0	$ 156