CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement [Abstract]
Revenue	$ 6,528	$ 8,468	$ 13,691	$ 16,449
Operating expenses:
Cost of revenue (exclusive of depreciation and amortization)	3,704	4,824	7,653	9,694
Research and development	335	293	633	459
Sales and marketing	431	918	1,139	1,743
General and administrative	1,386	1,333	2,789	2,917
Impairment charges	9	77	134	403
Depreciation and amortization	560	666	1,115	1,354
Total operating expenses	6,425	8,111	13,463	16,570
Income (loss) from operations	103	357	228	(121)
Interest and other expense:
Interest expense and other, net	349	334	686	668
Amortization of deferred financing costs	23	22	45	44
Total interest and other expense, net	372	356	731	712
Income (loss) before income taxes	(269)	1	(503)	(833)
Income tax expense	0	0	0	0
Net income (loss)	(269)	1	(503)	(833)
Preferred stock dividends	5	5	10	10
Net loss attributable to common stockholders	$ (274)	$ (4)	$ (513)	$ (843)
Net loss attributable to common stockholders per share:
Basic and diluted net loss per share (in dollars per share)	$ (0.01)	$ 0.00	$ (0.01)	$ (0.02)
Weighted average number of shares of common stock:
Basic and diluted (in shares)	35,400	34,958	35,466	34,912