Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash Flows from Operating Activities:
Net loss	$ (6,963)	$ (5,710)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Impairment of goodwill	5,115	0
Depreciation and amortization	5,599	7,085
Amortization of debt issuance costs	214	189
Loss (gain) on sale of assets	(12)	464
Gain on forgiveness of debt	(6,000)	0
Bad debt adjustment	(307)	740
Loss (gain) on derivative instrument	(625)	329
Stock option expense	388	115
Accrued in-kind interest on long term debt	121	0
Deferred income taxes	(1,486)	(1,539)
Accounts receivable	597	202
Inventory	(1,819)	1,096
Prepaid expenses and other assets	2,486	(6,864)
Accounts payable	(25)	1,236
Other assets and liabilities, net	(935)	1,287
Net cash used in operating activities	(3,652)	(1,370)
Cash Flows from Investing Activities:
Capital expenditures	(3,429)	(2,425)
Proceeds from sale of property and equipment	100	889
Net cash used in investing activities	(3,329)	(1,536)
Cash Flows from Financing Activities:
Net change in bank overdraft	(811)	332
Payments on term loans and capital expenditure line	(4,200)	(3,161)
Payments on revolving credit facilities	(42,055)	(29,576)
Proceeds from revolving credit facilities	49,985	29,573
Debt issuance costs	0	(151)
Proceeds from PPP Note	0	5,999
Proceeds from issuance of common stock and warrants	4,044	0
Net cash provided by financing activities	6,963	3,016
Cash and Cash Equivalents:
Net increase (decrease) in cash and cash equivalents	(18)	110
Cash and cash equivalents – beginning of period	760	650
Cash and cash equivalents – end of period	742	760
Supplemental disclosure of cash flow information:
Cash paid for interest	3,289	2,732
Cash paid for income taxes	$ 628	$ 52