Income Taxes (Tables)

9 Months Ended

Sep. 30, 2012

Summary Of Company's Income Tax Provision And Effective Income Tax Rate

The following table summarizes the Company’s income tax provision and effective income tax rate:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2012			2011			2012			2011
Income before income taxes	$	86,565		$	103,820		$	268,171		$	281,217
Provision for income taxes	$	22,194		$	29,543		$	73,082		$	79,345
Effective income tax rate		25.6	%		28.5	%		27.3	%		28.2	%