CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities
Net (loss) income	$ (3,228,000)	$ 356,000
Adjustments to reconcile net (loss) income to net cash from (used in) operating activities:
Inventory write-down	288,000	0
Depreciation and amortization	1,228,000	1,571,000
Share-based compensation expense	130,000	64,000
Gain on sale of assets	(3,000)	0
Gain from insurance proceeds	(38,000)	(487,000)
Amortization of loan fees included in interest expense	50,000	113,000
Change in assets and liabilities
Receivables	(46,000)	(2,282,000)
Receivables from related parties	8,000	44,000
Inventories	2,656,000	(669,000)
Income tax receivable/payable	(3,000)	(15,000)
Prepaid expenses and other assets	10,000	(82,000)
Accounts payable	(326,000)	622,000
Payables and accrued expenses to related parties	(2,000)	(160,000)
Other current liabilities	191,000	(145,000)
Net cash from (used in) operating activities	915,000	(1,070,000)
Cash flows from investing activities
Proceeds from insurance claim, net	38,000	487,000
Proceeds from sale of assets	3,000	0
Purchases of property and equipment	(331,000)	(203,000)
Net cash (used in) from investing activities	(290,000)	284,000
Cash flows from financing activities
Loan fees capitalized	(32,800)	(136,000)
Change in checks in excess of bank	0	(7,000)
Payments on related party debt	(532,000)	(48,000)
Payments on finance lease obligations	(274,000)	(229,000)
Payments on long-term debt	(285,000)	0
Proceeds from revolving line of credit, net	567,000	1,101,000
Net cash (used in) from financing activities	(557,000)	681,000
Net change in cash and cash equivalents	68,000	(105,000)
Cash and cash equivalents at beginning of period	1,044,000	841,000
Cash and cash equivalents at end of period	1,112,000	736,000
Supplemental disclosure of cash flow information:
Cash paid for interest	418,000	690,000
Cash paid for taxes	9,000	29,000
Tax refunds received	0	1,000
Supplemental disclosure of noncash investing and financing activities:
Equipment additions financed by debt	88,000	69,000
Equipment additions financed by finance lease obligations	$ 299,000	$ 134,000