Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flow from operating activities:
Net loss	$ (6,982)	$ (6,886)
Loss from discontinued operations	0	216
Loss from continuing operations	(6,982)	(6,670)
Adjustments to reconcile net loss from continuing operations to net cash used in operating activities:
Depreciation	1,157	853
Amortization	117	20
Stock and share-based compensation	664	643
Loss on disposition of property and equipment	308	0
Other	(107)	(2)
Changes in operating assets and liabilities, net of impact of acquisitions:
Accounts receivable	1,090	(774)
Inventories	(1,111)	(5)
Accounts payable and accrued expenses	(201)	(348)
Commodities payable	(631)	(768)
Other	(675)	(398)
Net cash used in operating activities	(6,371)	(7,449)
Cash flows from investing activities:
Purchases of property and equipment	(843)	(2,319)
Acquisition of MGI	0	(3,795)
Net cash used in investing activities	(843)	(6,114)
Cash flows from financing activities:
Payments on factoring agreement	(14,946)	0
Advances on factoring agreement	15,131	0
Advances on insurance premium finance agreements	506	418
Payments on insurance premium finance agreements	(316)	(138)
Advances on debt and finance lease liabilities	1,792	0
Payments on debt and finance lease liabilities	(62)	(302)
Proceeds from common stock warrant exercises	12	1,990
Proceeds from common stock option exercises	0	147
Proceeds from issuance of common stock and pre-funded warrant, net of issuance costs	0	11,593
Net cash provided by financing activities	2,117	13,708
Net change in cash and cash equivalents and restricted cash	(5,097)	145
Cash and cash equivalents and restricted cash, beginning of period
Cash and cash equivalents	8,444	7,044
Restricted cash	0	225
Cash and cash equivalents and restricted cash, beginning of period	8,444	7,269
Cash and cash equivalents and restricted cash, end of period
Cash and cash equivalents	3,347	7,189
Restricted cash	0	225
Cash and cash equivalents and restricted cash, end of period	3,347	7,414
Supplemental disclosures:
Cash paid for interest	79	43
Cash paid for income taxes	$ 0	$ 0