Earning Per Share (EPS) (Tables)

12 Months Ended

Dec. 31, 2017

Reconcilation of Share Amount Used in Computaion of Basic and Diluted Earnings Per Share

Basic EPS is computed by dividing net income by the weighted average number of shares of common stock outstanding during each period. The following table presents a reconciliation of the share amounts used in the computation of basic and diluted earnings per share:

(In thousands)	2017	2016	2015
Basic earnings per share—Weighted common shares outstanding	141,553	141,093	140,353
Weighted common shares assumed upon exercise of options and vesting of restricted stock units	1,965	957	768
Diluted earnings per share—Weighted common shares outstanding	143,518	142,050	141,121

Shares Excluded Underlying Stock Based Awards from Calculations of Diluted EPS

The Company excluded the following shares underlying stock-based awards from the calculations of diluted EPS because their inclusion would have been anti-dilutive for the years ended December 31, 2017, 2016 and 2015:

(In thousands)	2017	2016	2015
Shares excluded from calculations of diluted EPS	303	434	998