CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash Flows From Operating Activities:
Net Loss	$ (23,210)	$ (73,329)
Adjustments required to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	72	109
Stock-based compensation	4,297	8,080
Non-cash finance expense, net	0	2,472
Loss from sale and disposal of fixed assets	282	93
Debt prepayment premium	0	1,432
Gain on the sale of the MST Franchise	(12,918)	0
Changes in operating asset and liabilities:
Decrease in trade receivables, prepaid and other assets	11,210	7,709
Decrease in inventory	97	113
Decrease in other non-current assets	0	841
Decrease in trade payables, accrued expenses and employee related obligations and severance benefits	(8,681)	(2,675)
Decrease in operating lease liabilities	(349)	(1,212)
Net cash used in operating activities	(29,200)	(56,367)
Cash Flows From Investing Activities:
Proceeds from sale of franchises	15,667	0
Proceeds from sale and maturity of marketable securities and bank deposits	0	1,027
Net cash provided by investing activities	15,667	1,027
Cash Flows From Financing Activities:
Proceeds related to the issuance of common shares through offerings, net of issuance costs	1,470	75,981
Debt repayment	0	(36,432)
(Withholdings) proceeds from exercise of options and issuance of shares for stock-based compensation arrangements, net	(28)
(Withholdings) proceeds from exercise of options and issuance of shares for stock-based compensation arrangements, net		522
Withholding tax from net exercise of restricted share units	0	(294)
Proceeds related to issuance of convertible preferred stock, net of issuance costs	211	0
Net cash provided by financing activities	1,653	39,777
Decrease in cash, cash equivalents and restricted cash	(11,880)	(15,563)
Cash, cash equivalents and restricted cash at beginning of the year	42,855	58,418
Cash, cash equivalents and restricted cash at end of the year	30,975	42,855
Cash and cash equivalents	30,908	42,250
Restricted cash	67	605
Total cash, cash equivalents and restricted cash shown in statement of cash flows	30,975	42,855
Supplementary information on investing and financing activities not involving cash flows:
Issuance of shares under employee share purchase plan	37	169
Amount due from sale of MST Franchise	5,000	0
Supplemental disclosure of cash flow information:
Interest received	446	17
Interest paid	$ 0	$ 2,385