Summary of Significant Accounting Policies (Loss) Earnings per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
(Loss) earnings - basic and diluted:
(Loss) income from continuing operations	$ (1,487)	$ (3,564)	$ (3,177)	$ (2,027)	$ (1,059)	$ (1,318)	$ (2,614)	$ (2,086)	$ (10,255)	$ (7,077)	$ (7,802)
(Loss) income from discontinued operations									(1,020)	(10,521)	4,278
Net loss	$ (1,999)	$ (1,714)	$ (5,002)	$ (2,560)	$ (6,737)	$ (2,193)	$ (5,530)	$ (3,138)	$ (11,275)	$ (17,598)	$ (3,524)
Weighted average shares outstanding:
Weighted average number of shares - Basic									69,965,814	69,743,897	69,628,135
Effect of dilutive common stock options and restricted stock									0	0	0
Weighted average number of shares - Diluted									69,965,814	69,743,897	69,628,135
Basic and diluted (loss) earnings per share:
Continuing operations (usd per share)									$ (0.15)	$ (0.10)	$ (0.11)
Discontinued operations (usd per share)									$ (0.01)	$ (0.15)	$ 0.06
Net loss (usd per share)									$ (0.16)	$ (0.25)	$ (0.05)
Antidilutive options excluded from computation of (loss) earnings per share									3,455,000	5,171,000	4,028,000