Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Reconciliation of information used in computing basic and diluted earnings per share

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,
	2018		2017		2018			2017
Earnings from continuing operations	$	157,305	$	159,455	$	433,170		$	457,018
Earnings (loss) from discontinued operations, net	—		19,457		(4,472		)	58,199
Net earnings	$	157,305	$	178,912	$	428,698		$	515,217
Basic earnings (loss) per common share:
Earnings from continuing operations	$	1.07	$	1.02	$	2.87		$	2.94
Earnings (loss) from discontinued operations, net	$	—	$	0.12	$	(0.03	)	$	0.37
Net earnings	$	1.07	$	1.15	$	2.84		$	3.31
Weighted average shares outstanding	147,344,000		155,757,000		151,177,000			155,668,000
Diluted earnings (loss) per common share:
Earnings from continuing operations	$	1.05	$	1.01	$	2.82		$	2.90
Earnings (loss) from discontinued operations, net	$	—	$	0.12	$	(0.03	)	$	0.37
Net earnings	$	1.05	$	1.14	$	2.79		$	3.27
Weighted average shares outstanding	149,457,000		157,555,000		153,429,000			157,565,000

Reconciliation of share amounts used in computing earnings per share

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,
	2018	2017	2018	2017
Weighted average shares outstanding - Basic	147,344,000	155,757,000	151,177,000	155,668,000
Dilutive effect of assumed exercise of SARs and vesting of performance shares and RSUs	2,113,000	1,798,000	2,252,000	1,897,000
Weighted average shares outstanding - Diluted	149,457,000	157,555,000	153,429,000	157,565,000