Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES
Net Loss	$ (4,413,000)	$ (6,006,000)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities
Depreciation of property and equipment	2,165,000	2,026,000
Amortization of intangible assets		630,000
Amortization of capitalized engineering costs	493,000	278,000
Bad debt expense (recovery)	190,000	(10,000)
Non-cash employee compensation expense	308,000	9,000
Amortization of deferred financing costs	158,000	179,000
Deferred gain on sale of real estate	(29,000)	(29,000)
Gain on sale of subsidiary		(338,000)
Loss on assets held for sale	930,000
Loss on extinguishment of debt		150,000
Amortization of debt discount on convertible notes payable	740,000	1,544,000
Changes in Assets and Liabilities (Increase) Decrease in Operating Assets:
Accounts receivable	(1,167,000)	(1,979,000)
Inventory	(836,000)	609,000
Prepaid expenses and other current assets	89,000	7,000
Prepaid taxes		388,000
Deposits and other assets	(1,275,000)	(1,185,000)
Increase (Decrease) in Operating Liabilities:
Accounts payable and accrued expense	(1,736,000)	(4,335,000)
Deferred rent	4,000	28,000
Deferred revenue	1,513,000	280,000
NET CASH USED IN OPERATING ACTIVITIES	(2,866,000)	(7,754,000)
CASH FLOWS FROM INVESTING ACTIVITIES
Capitalized engineering costs	(400,000)	(724,000)
Purchase of property and equipment	(629,000)	(607,000)
Proceeds from sale of subsidiary		4,260,000
NET CASH (USED IN) PROVIDED BY INVESTING ACTIVITIES	(1,029,000)	2,929,000
CASH FLOWS FROM FINANCING ACTIVITIES
Note payable - revolver - net	3,615,000	(6,316,000)
Payments of note payable - term notes	(1,108,000)	(2,808,000)
Payments of capital lease obligations	(958,000)	(933,000)
Proceeds from notes payable issuances- related party	803,000	2,553,000
Proceeds from notes payable issuances	70,000	4,184,000
Deferred financing costs	(125,000)	(50,000)
Proceeds from the issuance of common stock	1,885,000	7,762,000
Payment of notes payable issuances		(463,000)
NET CASH PROVIDED BY FINANCING ACTIVITIES	4,182,000	3,929,000
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	287,000	(896,000)
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR	630,000	1,304,000
CASH AND CASH EQUIVALENTS AT END OF PERIOD	917,000	408,000
Supplemental cash flow information
Cash paid during the period for interest	1,053,000	1,684,000
Cash paid during the period for income taxes	2,000
Supplemental schedule of non-cash investing and financing activities
Common stock issued for notes payable - related party	330,000	1,754,000
Common stock issued for notes payable	30,000
Issuance of notes payable-related party	34,000
Preferred shares issued for PIK dividends		913,000
Issuance of Convertible notes payable - related party		1,885,000
Placement agent warrants issued		$ 85,000