Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Computation Of Diluted Average Common Shares

The computation of diluted average common shares is as follows:

	Three Months Ended	Nine Months Ended
	September 30,	September 30,
(in thousands)	2017	2017
Denominator
Basic average common shares outstanding	331,139	326,662
Dilutive potential common shares:
Shares contingently issuable under employee stock plans	604	503
Shares restricted under employee stock plans	653	866
Diluted Average Common Shares	332,396	328,031