UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash Flows From Operating Activities:
Net Loss	$ (5,055)	$ (12,128)
Adjustments To Reconcile Net Loss To Net Cash Used In Operating Activities:
Depreciation and Amortization	330	279
Stock-based Compensation	502	(82)
Increase in Inventory Reserves	0	10
Non-cash lease expense from Right of Use Assets	1,017	1,027
Amortization of Debt Financing Costs and Accretion of Debt Discount	184	184
Loss on Disposal of Assets	0	(2)
Realized Gain on Sale of Investments Available-for-Sale	0	(4)
Changes in operating Assets and Liabilities:
Accounts Receivable, net	848	(2,177)
Inventory	0	(1,063)
Prepaid and Other Assets	998	1,275
Accounts Payable	1,874	(797)
Lease Liability	(744)	(969)
Other Liabilities	(3,968)	(385)
Deferred License Revenue	(1,602)	(883)
Changes in operating Assets and Liabilities	(2,594)	(4,999)
Cash Used In Operating Activities	(5,616)	(15,715)
Cash Flows From Investing Activities:
Purchase of Investments Available-for-Sale	(3,835)	(2,810)
Sale of Investments Available-for-Sale	9,298	11,972
Purchase of Equipment	(225)	(80)
Cash Provided by Investing Activities	5,238	9,082
Cash Flows From Financing Activities:
Payments on Debt	0	(5,250)
Payments on Insurance Financing Note Payable	(503)	(439)
Payment on Financing Lease Liabilities	(258)	0
Proceeds from the Issuance of Common Stock	0	15,016
Offering Costs from the Issuance of Common Stock	0	(106)
Proceeds from the Issuance of Preferred Stock	0	15,000
Offering Costs from the Issuance of Preferred Stock	0	(85)
Cash (Used In) Provided by Financing Activities	(761)	24,136
Effect of exchange rate changes on cash	(4)	(3)
(Decrease) Increase in Cash and Cash Equivalents	(1,143)	17,500
Cash and Cash Equivalents at Beginning of Period	10,102	13,280
Cash and Cash Equivalents at End of Period	8,959	30,780
Supplemental Disclosure of Cash Flow Information:
Cash Paid for Interest	295	998
Supplemental Disclosure of Noncash Investing and Financing Activities:
Change in Unrealized Loss on Available-for-Sale Investments	(21)	0
Insurance Financing Note Payable	$ 733	$ 0