Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2011

Earnings Per Share (Tables) [Abstract]

Earnings Per Common Share

		Three months ended June 30, 2011
			Weighted
(In thousands, except per share data)	Net Earnings		Average Shares	Per Share
Basic earnings per common share …………	$	39,888	62,450	$	0.64
Effect of dilutive stock options ……………		—	698
Diluted earnings per common share ………	$	39,888	63,148	$	0.63

		Three months ended June 30, 2010
			Weighted
(In thousands, except per share data)	Net Earnings		Average Shares	Per Share
Basic earnings per common share …………	$	47,830	65,945	$	0.73
Effect of dilutive stock options ……………		—	828
Diluted earnings per common share ………	$	47,830	66,773	$	0.72

		Six months ended June 30, 2011
			Weighted
(In thousands, except per share data)	Net Earnings		Average Shares	Per Share
Basic earnings per common share …………	$	84,118	62,902	$	1.34
Effect of dilutive stock options ……………		—	818
Diluted earnings per common share ………	$	84,118	63,720	$	1.32

		Six months ended June 30, 2010
			Weighted
(In thousands, except per share data)	Net Earnings		Average Shares	Per Share
Basic earnings per common share …………	$	99,291	65,822	$	1.51
Effect of dilutive stock options ……………		—	823
Diluted earnings per common share ………	$	99,291	66,645	$	1.49