Summary of Significant Accounting Policies - Computation of Basic and Diluted Loss per Share from Continuing Operations (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Earnings Per Share [Abstract]
Net loss	$ (785)	$ (528)
Basic weighted average common shares outstanding	10,715	10,688
Diluted weighted average common shares outstanding	10,715	10,688
Basic and diluted loss per share	$ (0.07)	$ (0.05)