Earnings Per Share

12 Months Ended

Dec. 31, 2012

Earnings Per Share [Abstract]

Earnings Per Share

NOTE 13.EARNINGS PER SHARE

The following is a reconciliation of shares outstanding for basic and diluted earnings per share (in thousands):

	For the Years Ended December 31,
	2012	2011	2010
Shares outstanding for basic earnings per share:	54,985	56,790	57,713
Shares outstanding for diluted earnings per share:
Shares outstanding for basic earnings per share	54,985	56,790	57,713
Dilutive effect of share-based payment awards	1,170	1,424	1,846
	56,155	58,214	59,559

Certain options to acquire shares have been excluded from the calculation of shares outstanding for dilutive earnings per share because they were anti-dilutive. The following table presents information concerning those anti-dilutive options (in thousands):

	For the Years Ended December 31,
	2012	2011	2010
Weighted average number of shares underlying anti-dilutive options	696	597	501