Summary of Significant Accounting Policies (Schedule of Earnings Per Share, Basic and Diluted) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended			6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012		Jun. 30, 2013	Jun. 30, 2012
Summary of Significant Accounting Policies [Abstract]
Net income	$ (1,008)	$ 577		$ (804)	$ 125
Income allocated to participating securities		140			30
Net (loss) income allocated to common shares	(1,008)	437		(804)	95
Income allocated to common shares, diluted		$ 437			$ 95
Income allocated to common shares, basic shares	23,586,413	23,469,777		23,556,743	23,488,475
Diluted potential common shares		1,697,828	[1]		1,856,304	[1]
Income allocated to common shares, diluted shares	23,586,413	25,167,605		23,556,743	25,344,779
Income allocated to common shares, per share, basic	$ (0.04)	$ 0.02		$ (0.03)	$ 0.00
Income allocated to common shares, per share, diluted	$ (0.04)	$ 0.02		$ (0.03)	$ 0.00

[1] Dilutive potential common shares consist of shares of common stock issuable upon exercise of outstanding stock options and warrants.