Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flow from operating activities:
Net loss	$ (2,028)	$ (1,516)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities
Depreciation	517	516
Amortization	29	43
Stock and share-based compensation	324	246
Change in fair value of derivative warrant liability	28	171
Other	(78)	(48)
Changes in operating assets and liabilities:
Accounts receivable	385	(493)
Inventories	(184)	(39)
Accounts payable and accrued liabilities	616	884
Commodities payable	272	589
Other	57	(163)
Net cash provided by (used in) operating activities	(62)	190
Cash flows from investing activities:
Purchases of property and equipment	(230)	(157)
Proceeds from insurance on involuntary conversion	0	109
Net cash used in investing activities	(230)	(48)
Cash flows from financing activities:
Advances on factoring agreement	8,559	8,856
Advances on insurance premium finance agreements	206	374
Payments on insurance premium finance agreements	(184)	(219)
Proceeds from debt, net of issuance costs	2,494	0
Payments of debt and finance lease liabilities	(2,440)	(313)
Net cash used in financing activities	(237)	(99)
Net change in cash and cash equivalents	(529)	43
Cash and cash equivalents, beginning of period	3,941	5,825
Cash and cash equivalents, end of period	3,412	5,868
Net change in cash and cash equivalents	(529)	43
Supplemental disclosures:
Cash paid for interest	193	118
Cash paid for income taxes	1	0
Factoring Agreement [Member]
Cash flows from financing activities:
Payments on factoring agreement	(8,908)	(8,797)
Line of Credit With Bank [Member]
Cash flows from financing activities:
Advances on factoring agreement	$ 36	$ 0