Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2012

Earnings Per Share [Abstract]

Schedule of Weighted Average Number of Shares [Table Text Block]

The following table provides the computation of diluted weighted average number of common shares outstanding for the years ended December 31, 2012 and December 31, 2011:

	Year Ended December 31,
	2012	2011
Computation of diluted weighted average shares outstanding:
Basic weighted average shares outstanding	50,529,476	50,944,349
Incremental shares from assumed conversion of stock options and restricted stock	883,034	785,164
Diluted weighted average shares outstanding	51,412,510	51,729,513