Earnings Per Share - Basic and Diluted (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Basic:
Weighted average shares outstanding	27,422,658	27,270,367	27,410,384	27,250,268
Effect of dilutive securities:
Common stock options		1,344,211
Total weighted average shares outstanding assuming dilution	27,422,658	27,600,661	27,410,384	27,250,268
Shares of common stock issued from the exercise of stock options	33,908	63,134	54,922	97,100
Common Stock Option [Member]
Effect of dilutive securities:
Common stock options	0	330,294	0	0