CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Income Statement [Abstract]
Revenue	$ 19,218	$ 25,541
Operating expenses:
Cost of revenue (exclusive of depreciation and amortization)	11,682	14,844
Research and development	1,117	1,350
Sales and marketing	664	2,047
General and administrative	5,206	5,416
Impairment charges	675	138
Depreciation and amortization	1,959	2,235
Total operating expenses	21,303	26,030
Loss from operations	(2,085)	(489)
Interest and other expense, net	1,527	1,484
Loss before income taxes	(3,612)	(1,973)
Income tax (benefit) expense	(79)	170
Net loss	(3,533)	(2,143)
Preferred stock dividends	12	18
Net loss attributable to common stockholders	$ (3,545)	$ (2,161)
Net loss attributable to common stockholders per share:
Basic and diluted net loss per share (in dollars per share)	$ (0.10)	$ (0.06)
Weighted-average number of common shares:
Basic and diluted (in shares)	35,611	35,442