CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net loss	$ (1,316)	$ (503)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	1,054	1,115
Bad debt (recovery) expense	(9)	1
Amortization of deferred financing costs	36	45
Stock-based compensation expense	528	336
Impairment charges	25	134
Deferred tax provision	74	0
Increase (decrease) attributable to changes in assets and liabilities:
Accounts receivable	554	(83)
Prepaid expenses and other current assets	(302)	341
Other assets	0	27
Accounts payable	(280)	(572)
Accrued expenses and other liabilities	(52)	128
Net cash provided by operating activities	312	969
Cash flows from investing activities:
Purchases of property and equipment	(183)	(825)
Proceeds from sale of equipment	0	3
Net cash used in investing activities	(183)	(822)
Cash flows from financing activities:
Principal payments for capital lease obligations	0	(30)
Principal payments under borrowing arrangements	(400)	(300)
Proceeds from issuance of common stock	0	18
Payment of equity issuance costs	0	(3)
Purchase of treasury stock	(13)	(139)
Net cash used in financing activities	(413)	(454)
Decrease in cash and cash equivalents	(284)	(307)
Cash at beginning of period	1,764	1,938
Cash at end of period	1,480	1,631
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	563	642
Non-cash investing and financing activities:
Preferred stock dividends	6	10
Accrued capital expenditure	0	68
Recognition of prepaid equity issuance costs as additional paid-in capital	$ 0	$ 134