Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Schedule of Reconciliation of Shares Outstanding for Basic and Diluted Earnings Per Share

The following is a reconciliation of shares outstanding for basic and diluted earnings per share for the years ended December 31, 2018, 2017 and 2016 (in thousands):

	For the Years Ended December 31,
	2018	2017	2016
Shares outstanding for basic earnings per share:	86,864	87,769	89,732
Shares outstanding for diluted earnings per share:
Shares outstanding for basic earnings per share	86,864	87,769	89,732
Dilutive effect of share-based payment awards	1,606	1,798	1,152
	88,470	89,567	90,884

Schedule of Number of Anti-Dilutive Stock Options

The following table presents information concerning those anti-dilutive options for the years ended December 31, 2018, 2017 and 2016(in thousands):

	For the Years Ended December 31,
	2018	2017	2016
Weighted average number of shares underlying anti-dilutive options	287	327	88