Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cash Flows From Operating Activities:
Net loss	$ (18,349,000)	$ (19,685,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation	552,000	475,000
Income tax benefit	(1,640,000)	(1,425,000)
Change in fair value of contingent consideration	(660,000)	2,091,000
Payment of contingent consideration	(1,731,000)	0
Non - cash lease expense	388,000	183,000
Depreciation	135,000	85,000
Changes in operating assets and liabilities:
Prepaid expenses and other current assets	1,368,000	(363,000)
Deposits and other assets	(54,000)	0
Accounts payable	(157,000)	(385,000)
Accrued expenses	1,470,000	(267,000)
Accrued employee benefits	104,000	333,000
Operating lease liability	(422,000)	(124,000)
Net Cash Used In Operating Activities	(18,996,000)	(19,082,000)
Cash Flows From Investing Activities:
Purchases of property and equipment	(202,000)	(116,000)
Cash paid for business combination; net of cash acquired	0	(3,863,000)
Pre-acquisition loan to VCN	0	(417,000)
Net Cash Used In Investing Activities	(202,000)	(4,396,000)
Cash Flows From Financing Activities:
Payment of loans payable	(75,000)	(1,376,000)
Proceeds from issuance under at - the - market offering, net of issuance cost	2,219,000	0
Payment of contingent consideration	(1,519,000)	(3,000,000)
Purchase of treasury stock	0	(288,000)
Net Cash Provided By (Used In) Financing Activities	625,000	(1,930,000)
Effects of foreign currency on cash	(33,000)	(32,000)
Net decrease in cash and cash equivalents and restricted cash	(18,606,000)	(25,408,000)
Cash and cash equivalents and restricted at the beginning of this period	41,885,000	67,325,000
Cash and cash equivalents and restricted cash at the end of this period	23,279,000	41,885,000
Reconciliation of cash, cash equivalents, and restricted cash reported in the statement of financial position
Cash and cash equivalents	23,177,000	41,786,000
Restricted cash included in other long-term assets	102,000	99,000
Total cash, cash equivalents, and restricted cash shown in the statement of cash flows	23,279,000	41,885,000
Supplemental non-cash investing and financing activities:
Right of use assets obtained in exchange for lease liabilities	937,000	0
Fair value of contingent consideration issued in a business combination	0	11,093,000
Fair value of equity issued as consideration in a business combination	0	6,599,000
Effective settlement of pre-closing VCN financing	0	417,000
Goodwill measurement period adjustment	0	(1,061,000)
In-process R&D measurement period adjustment	0	810,000
Deferred tax liability measurement period adjustment	0	202,000
Effect of Warrant exercise price adjustment	0	340,000
Series C Preferred Stock
Cash Flows From Financing Activities:
Proceeds from sale of series preferred stock, net of issuance cost	0	2,006,000
Series D Preferred Stock
Cash Flows From Financing Activities:
Proceeds from sale of series preferred stock, net of issuance cost	$ 0	$ 728,000