CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Net loss from continuing operations	$ (9,085)	$ (8,686)
Cash flows from operating activities
Net loss	(1,765)	(7,273)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation and amortization	2,354	2,683
Inventory write-down	1,283	1,911
Stock option expense	207	2,516
Impairment loss, property and equipment	637	0
Gain on sale of property and equipment	(320)	(74)
Amortization of loan fees included in interest expense	242	73
Change in assets and liabilities
Receivables	7,278	1,233
Receivables from related parties	(201)	19
Inventories	2,029	88
Income tax receivable/payable	(41)	34
Other assets	128	(460)
Accounts payable	(470)	(2,712)
Payables to related parties	521	1,110
Other current liabilities	66	(128)
Net cash from (used in) operating activities	5,030	(2,431)
Cash flows from investing activities
Proceeds from sale of property and equipment	2,117	82
Purchases of property and equipment	(21)	(45)
Net cash from investing activities	2,096	37
Cash flows from financing activities
Loan fees capitalized	0	(245)
Proceeds from sale of common stock and warrants, net	0	3,063
Change in bank overdrafts	(79)	(515)
Proceeds from long-term debt	362	12,500
Payments on long-term debt	(16,253)	(14,481)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations	(15,970)	322
Cash flows from discontinued operations
Net cash provided by operating activities	1,783	1,832
Net cash provided by investing activities	6,644	(290)
Net cash from discontinued operations	8,427	1,542
Net change in cash and cash equivalents	(417)	(530)
Cash and cash equivalents at beginning of year	1,059	1,589
Cash and cash equivalents at end of year	642	1,059
Supplemental disclosure of cash flow information:
Cash paid for interest	532	838
Tax refunds received	2	2
Cash paid for income taxes	58	6
Supplemental disclosure of noncash investing and financing activities:
Increase (decrease) in equipment purchases accrual	(30)	30
Common stock issued in exchange for a reduction of accrued but unpaid bonus compensation	189	0
Real estate sale proceeds used to offset accrued but unpaid bonus compensation	$ 50	$ 0