Net Income (Loss) Per Common Share (Tables) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net Income (Loss) Per Common Share
Weighted average common basic shares outstanding	21,977,836	21,870,771
Effect of dilutive stock options and restricted stock units	374,009
Weighted average common diluted shares outstanding	22,351,845	21,870,771
Net income (loss) per share:
Basic (in dollars per share)	$ 0.20	$ (0.01)
Diluted (in dollars per share)	$ 0.19	$ (0.01)
Stock options and restricted stock units not included in the computation of diluted net income per share		300,033