Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share

Schedule of reconciliation of the numerators and denominators used in calculating basic and diluted earnings per share

	Three Months Ended September 30,
	2012					2011
	Net Income (Numerator)		Shares (Denominator)	Per Share Amount		Net Income (Numerator)		Shares (Denominator)	Per Share Amount
Basic earnings per share	$	12,833	219,191	$	.06	$	43,304	218,674	$	.20
Dilutive stock option effect	—		853			—		703
5.125% convertible senior notes, net of tax	—		—			2,358		16,382
Diluted earnings per share	$	12,833	220,044	$	.06	$	45,662	235,759	$	.19

	Nine Months Ended September 30,
	2012					2011
	Net Income (Numerator)		Shares (Denominator)	Per Share Amount		Net Income (Numerator)		Shares (Denominator)	Per Share Amount
Basic earnings per share	$	102,980	219,097	$	.47	$	247,917	218,389	$	1.14
Dilutive stock option effect	—		908			—		1,312
5.125% convertible senior notes, net of tax	7,074		16,531			7,074		16,382
Diluted earnings per share	$	110,054	236,536	$	.47	$	254,991	236,083	$	1.08