CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net loss	$ (20,724)	$ (6,341)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,818	2,098
Bad debt expense	114	280
Stock-based compensation	114	535
Stock-based expense for services	0	390
Forfeiture of unvested stock options	(84)	0
Gain on extinguishment of liabilities	0	(2,675)
Casualty loss on inventory	533	0
Impairment charges - property and equipment	37	98
Impairment charges - intangible assets	5,132	207
Impairment charges - right of use asset	179	0
Impairment charges - goodwill	7,367	0
Changes in operating assets and liabilities:
Accounts receivable	378	1,610
Inventory	261	(936)
Prepaid expenses and other current assets	213	(751)
Right of use asset	290	372
Other assets	56	15
Accounts payable	142	225
Accrued expenses and other current liabilities	129	11
Deferred revenue	(441)	(355)
Lease liabilities	(390)	(739)
Net cash used in operating activities	(4,876)	(5,956)
Cash flows from investing activities:
Purchases of property and equipment	(11)	(30)
Proceeds from sale of equipment	30	0
Net cash provided by (used in) investing activities	19	(30)
Cash flows from financing activities:
Proceeds from stock issuance, net of issuance costs	0	11,504
Net cash provided by financing activities	0	11,504
(Decrease) increase in cash and restricted cash	(4,857)	5,518
Cash and restricted cash at beginning of period	9,000	5,277
Cash and restricted cash at end of period	4,143	10,795
Reconciliation of cash and restricted cash
Cash	4,143	10,734
Restricted cash	0	61
Total cash and restricted cash	4,143	10,795
Cash paid during the period for interest	7	2
Non-cash investing and financing activities:
Accrued preferred stock dividends	0	1
Inducement to convert Series A-2 Preferred Stock to common	0	300
Common stock issued for conversion of Preferred Stock	0	3
Lease liability and right of use asset	$ 11	$ 0