CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net loss	$ (635)	$ (2,686)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	1,977	2,151
Bad debt (recovery) expense	(136)	104
Amortization of deferred financing costs	67	242
Amortization of debt discount	0	108
Loss on impairment/disposal of equipment	178	680
Stock-based compensation expense	446	861
Increase (decrease) attributable to changes in assets and liabilities:
Accounts receivable	504	39
Prepaid expenses and other current assets	(538)	306
Other assets	41	(278)
Accounts payable	(611)	91
Accrued expenses and other liabilities	267	194
Net cash provided by operating activities	1,560	1,812
Cash flows from investing activities:
Purchases of property and equipment	(1,591)	(753)
Proceeds from sale of equipment	4	2
Net cash used in investing activities	(1,587)	(751)
Cash flows from financing activities:
Costs of preferred stock exchange	(5)	(106)
Principal payments for capital lease obligations	(198)	(185)
Principal payments under borrowing arrangements	(149)	(780)
Advances on borrowing arrangements	249	0
Proceeds from issuance of common stock	118	0
Payment of equity issuance costs	(4)	0
Payment of debt issuance costs	(59)	(157)
Purchase of treasury stock	(66)	0
Net cash used in financing activities	(114)	(1,228)
Decrease in cash and cash equivalents	(141)	(167)
Cash at beginning of period	2,294	2,218
Cash at end of period	2,153	2,051
Supplement disclosures of cash flow information:
Cash paid during the period for interest	985	858
Non-cash investing and financing activities:
Acquisition of network equipment under capital lease	0	38
Preferred stock dividends	15	25
Reduction of debt in connection with severance obligations related to acquisition of Affinity	0	240
Preferred stock conversion and warrant exchange	0	9,500
Accrued capital expenditure	151	0
Restricted stock issued to settle accrued 2013 bonuses [Member]
Non-cash investing and financing activities:
Stock issued to settle obligations	165	0
Stock issued in connection with debt amendment [Member]
Non-cash investing and financing activities:
Stock issued to settle obligations	$ 0	$ 147