Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2017

The following table sets forth a reconciliation of the information used in computing basic and diluted earnings per share:



	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Net earnings	$	178,912	$	130,084	$	515,217	$	347,730
Basic earnings per common share:
Net earnings	$	1.15	$	0.84	$	3.31	$	2.24
Weighted average shares outstanding	155,757,000		155,300,000		155,668,000		155,182,000
Diluted earnings per common share:
Net earnings	$	1.14	$	0.83	$	3.27	$	2.22
Weighted average shares outstanding	157,555,000		156,798,000		157,565,000		156,562,000

The following table is a reconciliation of the share amounts used in computing earnings per share:



	Three Months Ended September 30,		Nine Months Ended September 30,
	2017	2016	2017	2016
Weighted average shares outstanding - Basic	155,757,000	155,300,000	155,668,000	155,182,000
Dilutive effect of assumed exercise of SARs and vesting of performance shares and RSUs	1,798,000	1,498,000	1,897,000	1,380,000
Weighted average shares outstanding - Diluted	157,555,000	156,798,000	157,565,000	156,562,000