Net Income Per Common Share (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share [Abstract]

Weighted average number of common shares outstanding during the period

Net income (loss) per common share, as shown on the Consolidated Statements of Operations, is determined on the basis of the weighted average number of common shares outstanding during the periods as follows:

	2014	2013	2012
Weighted average common shares outstanding:
Basic	32,232,965	33,588,720	33,597,020
Dilutive effect of stock options and restricted stock	471,047	454,705	512,212
Weighted average common shares outstanding diluted	32,704,012	34,043,425	34,109,232