CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities
Net loss from continuing operations	$ (1,425,000)	$ (3,411,000)
Adjustments to reconcile net loss to net cash from (used in) operating activities:
Depreciation and amortization	550,000	614,000
Inventory write-down	0	791,000
Impairment loss, property and equipment	0	637,000
Share-based compensation expense	136,000	131,000
Gain on sale of property and equipment	0	(424,000)
Amortization of loan fees included in interest expense	40,000	15,000
Change in assets and liabilities
Receivables	(426,000)	3,681,000
Increase (Decrease) in Accounts Receivable, Related Parties	(145,000)	0
Inventories	(416,000)	460,000
Income tax receivable/payable	(3,000)	0
Other assets	(18,000)	(12,000)
Accounts payable	(257,000)	(163,000)
Payables to related parties	(75,000)	0
Other current liabilities	123,000	199,000
Net cash from (used in) operating activities	(1,620,000)	2,518,000
Cash flows from investing activities
Proceeds from sale of property and equipment	0	848,000
Purchases of property and equipment	0	(26,000)
Net cash from investing activities	0	822,000
Cash flows from financing activities
Loan fees capitalized	(241,000)	0
Change in bank overdrafts	0	(35,000)
Payments on long-term debt	(20,000)	(4,934,000)
Proceeds from long-term debt	1,667,000	90,000
Net cash from (used in) financing activities	1,406,000	(4,879,000)
Net cash provided by operating activities	0	997,000
Net cash used in investing activities	0	(115,000)
Net cash from discontinued operations	0	882,000
Net change in cash and cash equivalents	(214,000)	(657,000)
Cash and cash equivalents at beginning of period	642,000	1,059,000
Cash and cash equivalents at end of period	428,000	402,000
Supplemental disclosure of cash flow information:
Cash paid for interest	22,000	162,000
Supplemental disclosure of noncash investing and financing activities:
Increase (decrease) in equipment purchases accrual	0	99,000
Conversion of related party payables to long-term debt, related parties	$ 1,504,000	$ 0