Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash	$ 531	$ 16
Accounts receivable, net	469	357
Note receivable, net	0	0
Inventory, net	786	864
Prepaid expenses and other assets	497	544
Total current assets	2,283	1,781
Property and equipment, net	1,799	1,841
Finance lease right-of-use assets, net	37	40
Operating lease right-of-use assets, net	234	257
Note receivable	200	200
Investment	216	216
Goodwill, net	11,140	13,868
Intellectual property and patents, net	14,284	14,662
In-process research and development, net	329	329
Customer relationships, Tradename, and Non-compete, net	6,719	7,297
Other assets	83	83
Total assets	37,324	40,574
Current liabilities:
Accounts payable	3,124	2,848
Accrued expenses	3,124	3,753
Finance lease payable	13	13
Operating lease payable	112	104
Loan payable	142	235
Related party payable	2,243	2,011
Notes payable	5,129	2,877
Convertible promissory notes	550	550
Fair value convertible promissory notes, net	9,546	9,932
Contract liabilities	493	508
Contingent share considerations	584	1,430
Total current liabilities	25,060	24,261
Finance lease payable	24	27
Operating lease payable	141	174
Total liabilities	25,225	24,462
Stockholders' equity:
Common stock: $0.001 par value; authorized 150,000,000 shares; 69,866,900 and 68,201,900 shares issued and outstanding as of March 31, 2022 and December 31, 2021, respectively	71	69
Additional paid-in capital	111,265	110,146
Common stock issuable	360	343
Accumulated deficit	(99,597)	(94,446)
Total stockholders' equity	12,099	16,112
Total liabilities and stockholders' equity	$ 37,324	$ 40,574