Basic and Diluted Income (Loss) Per Common Share (Details) (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
Numerator:
Net loss	$ (1,895)	$ (995)	$ (5,905)	$ (10,349)
Denominator:
Weighted-average shares outstanding for basic earnings per share (in shares)	17,887,859	18,058,319	17,887,859	18,232,873
Effect of dilutive securities:
Employee stock options (in shares)	0	0	0	0
Adjusted weighted-average shares outstanding and assumed conversions for diluted earnings per share (in shares)	17,887,859	18,058,319	17,887,859	18,232,873
Shares related to dilutive securities excluded because inclusion would be anti-dilutive (in shares)	2,736,703	2,899,349	2,730,558	2,909,597