Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Reconciliation Of Earnings Per Share Basic And Diluted

The following table sets forth the computation of basic and diluted earnings per share from continuing operations for the years ended December 31 (in thousands except per share amounts):

	2018		2017		2016
Numerator:
Income used in computing basic and diluted earnings per share	$	531,451	$	521,759	$	692,164
Denominator:
Denominator for basic earnings per share - weighted-average common shares	165,672		171,995		179,676
Effect of dilutive securities – employee stock compensation plan	832		937		859
Denominator for diluted earnings per share - adjusted weighted-average shares outstanding	166,504		172,932		180,535
Earnings per common share:
Basic	$	3.21	$	3.03	$	3.85
Diluted	$	3.19	$	3.02	$	3.83