Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Cash Flows From Operating Activities:
Net loss	$ (5,084,000)	$ (4,477,000)	$ (9,563,000)	$ (8,750,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation			272,000	225,000
Income tax benefit	(359,000)	(532,000)	(689,000)	(532,000)
Change in fair value of contingent consideration			568,000	(442,000)
Non-cash lease expense			181,000	90,000
Depreciation			64,000	36,000
Changes in operating assets and liabilities:
Prepaid expenses and other current assets			53,000	518,000
Accounts payable			(181,000)	(295,000)
Accrued expenses			335,000	265,000
Accrued employee benefits			(337,000)	(272,000)
Operating lease liability			(205,000)	(101,000)
Net Cash Used In Operating Activities			(9,502,000)	(9,258,000)
Cash Flows from Investing Activities
Purchase of property and equipment			(17,000)	(14,000)
Cash paid for business combination, net of cash acquired				(3,863,000)
Pre-acquisition loan to VCN				(417,000)
Net Cash Used in Investing Activities			(17,000)	(4,294,000)
Cash Flows from Financing Activities
Payment of debt			(75,000)	(1,376,000)
Proceeds from issuance ATM offering, net of issuance costs			2,156,000
Net Cash Provided by (used in) Financing Activities			2,081,000	(1,376,000)
Effects of exchange rate changes on cash and cash equivalents			(98,000)	(35,000)
Net decrease in cash and cash equivalents and restricted cash			(7,536,000)	(14,963,000)
Cash and cash equivalents and restricted at the beginning of this period			41,884,000	67,325,000
Cash and cash equivalents and restricted cash at the end of this period	34,348,000	52,362,000	34,348,000	52,362,000
Reconciliation of cash, cash equivalents, and restricted cash reported in the consolidated balance sheet
Cash and cash equivalents	34,248,000	52,266,000	34,248,000	52,266,000
Restricted cash included in other long-term assets	100,000	96,000	100,000	96,000
Total cash, cash equivalents, and restricted cash shown in the statement of cash flows	$ 34,348,000	$ 52,362,000	34,348,000	52,362,000
Supplemental non-cash investing and financing activities:
Right of use assets obtained in exchange for lease liabilities			$ 937,000
Fair value of contingent consideration in a business combination				12,158,000
Fair value of equity issued as consideration in a business combination				6,599,000
Effective settlement of pre-closing VCN financing				417,000
Goodwill measurement period adjustment				$ 277,000