Consolidated Statements of Operations (unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Statement [Abstract]
Revenues	$ 7,875	$ 5,227	$ 21,852	$ 14,954
Cost of operations	6,021	4,272	16,193	11,141
Gross profit	1,854	955	5,659	3,813
Selling, general and administrative expenses	3,541	4,386	11,915	13,392
Gain on sale of real estate	(1,830)	0	(1,830)	0
Restructuring charges	0	362	92	667
Operating income (loss) from continuing operations	143	(3,793)	(4,518)	(10,246)
Other expense:
Interest expense	(1)	(54)	(3)	(80)
Interest income	1	1	2	4
Other expense, net	(61)	(82)	(155)	(176)
Other expense	(61)	(135)	(156)	(252)
Income (loss) from continuing operations before taxes	82	(3,928)	(4,674)	(10,498)
Income tax expense	5	5	15	14
Income (loss) from continuing operations	77	(3,933)	(4,689)	(10,512)
Discontinued operations:
Gain on sale of subsidiaries, net of adjustments	1,354	3,682	1,204	3,757
Loss from discontinued operations, net of tax	(2,739)	(1,463)	(3,321)	(2,521)
(Loss) income from discontinued operations	(1,385)	2,219	(2,117)	1,236
Net loss	$ (1,308)	$ (1,714)	$ (6,806)	$ (9,276)
Continuing operations
Basic (in dollars per share)	$ 0.00	$ (0.06)	$ (0.07)	$ (0.15)
Diluted (in dollars per share)	$ 0.00	$ (0.06)	$ (0.07)	$ (0.15)
Discontinued operations
Basic (in dollars per share)	$ (0.02)	$ 0.03	$ (0.03)	$ 0.02
Diluted (in dollars per share)	$ (0.02)	$ 0.03	$ (0.03)	$ 0.02
Net loss
Basic (in dollars per share)	$ (0.02)	$ (0.02)	$ (0.10)	$ (0.13)
Diluted (in dollars per share)	$ (0.02)	$ (0.02)	$ (0.10)	$ (0.13)
Weighted average number of shares - Basic (in shares)	70,866,603	69,952,153	70,623,068	69,877,878
Weighted average number of shares - Diluted (in shares)	70,866,603	69,952,153	70,623,068	69,877,878