Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cash flow from operating activities:
Net loss	$ (13,951)	$ (8,101)
Loss from discontinued operations	216	0
Loss from continuing operations	(13,735)	(8,101)
Adjustments to reconcile net loss from continuing operations to net cash used in operating activities:
Depreciation	1,899	726
Amortization	31	47
Stock and share-based compensation	1,360	886
Settlement with sellers of Golden Ridge	(849)	0
Provision for bad debts	472	0
Other	13	(14)
Changes in operating assets and liabilities (net of acquisitions):
Accounts receivable	(1,102)	331
Inventories	332	(138)
Accounts payable and accrued expenses	(296)	935
Commodities payable	(1,340)	176
Other	(235)	(89)
Net cash used in operating activities	(13,450)	(5,241)
Cash flows from investing activities:
Acquisition of MGI	(3,777)	0
Purchases of property and equipment	(4,219)	(3,248)
Acquisition of Golden Ridge, net of cash acquired	0	(1,862)
Disbursements of notes receivable	0	(475)
Net cash used in investing activities - continuing operations	(7,996)	(5,585)
Net cash used in investing activities - discontinued operations	(475)	0
Cash flows from financing activities:
Proceeds from issuances of common stock and Prefunded Warrant, net of issuance costs	19,422	0
Proceeds from common stock warrant exercises	2,072	11,106
Proceeds from common stock option exercises	156	28
Payments of long-term debt and finance lease liabilities	(363)	(16)
Proceeds from margin loan	1,853	0
Payments for Margin Loan	(1,853)	0
Advances on factoring agreement	5,134	0
Payments on factoring agreement	(3,325)	0
Other	0	(1)
Net cash provided by financing activities	23,096	11,117
Net change in cash and cash equivalents and restricted cash	1,175	291
Cash and cash equivalents and restricted cash, beginning of period
Cash and cash equivalents	7,044	6,203
Restricted cash	225	775
Cash and cash equivalents and restricted cash, beginning of period	7,269	6,978
Cash and cash equivalents and restricted cash, end of period
Cash and cash equivalents	8,444	7,044
Restricted cash	0	225
Cash and cash equivalents and restricted cash, end of period	8,444	7,269
Supplemental disclosures:
Cash paid for interest	$ 81	$ 10