Consolidated Statements of Operations (unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Income Statement [Abstract]
Revenues	$ 5,681	$ 7,299
Cost of operations	4,949	5,643
Gross profit	732	1,656
Selling, general and administrative expenses	2,747	4,457
Operating loss from continuing operations	(2,015)	(2,801)
Interest expense	0	(1)
Interest income	0	0
Other expense, net	(83)	(44)
Other expense, net	(83)	(45)
Loss from continuing operations before taxes	(2,098)	(2,846)
Income tax expense	5	5
Loss from continuing operations	(2,103)	(2,851)
Discontinued operations:
Loss on sale of subsidiaries, net of adjustments	0	(150)
(Loss) income from discontinued operations, net of tax	(4)	316
(Loss) income from discontinued operations	(4)	166
Net loss	$ (2,107)	$ (2,685)
Continuing operations
Basic (in dollars per share)	$ (0.03)	$ (0.04)
Diluted (in dollars per share)	$ (0.03)	$ (0.04)
Discontinued operations
Basic (in dollars per share)	$ 0.00	$ 0.00
Diluted (in dollars per share)	$ 0.00	$ 0.00
Net loss
Basic (in dollars per share)	$ (0.03)	$ (0.04)
Diluted (in dollars per share)	$ (0.03)	$ (0.04)
Weighted average number of shares - Basic (in shares)	70,866,603	70,410,649
Weighted average number of shares - Diluted (in shares)	70,866,603	70,410,649