Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2022

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,
	2022		2021		2022		2021
Net earnings	$	286,026	$	263,756	$	801,797	$	761,033
Basic earnings per common share:
Net earnings	$	2.01	$	1.83	$	5.59	$	5.29
Weighted average shares outstanding	142,506,000		143,976,000		143,469,000		143,895,000
Diluted earnings per common share:
Net earnings	$	2.00	$	1.81	$	5.55	$	5.24
Weighted average shares outstanding	143,257,000		145,440,000		144,413,000		145,220,000

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,
	2022	2021	2022	2021
Weighted average shares outstanding - Basic	142,506,000	143,976,000	143,469,000	143,895,000
Dilutive effect of assumed exercise of SARs and vesting of performance shares and RSUs	751,000	1,464,000	944,000	1,325,000
Weighted average shares outstanding - Diluted	143,257,000	145,440,000	144,413,000	145,220,000