Income Taxes (Tables)

9 Months Ended

Sep. 30, 2014

Income Tax Disclosure [Abstract]

Income Tax Expense

Income tax expense from operations was as follows (in thousands):

	Three Months Ended September 30,						Nine Months Ended September 30,
	2014			2013			2014			2013
Income tax expense	$	93,522		$	11,866		$	230,455		$	62,180
Effective tax rate		39.0	%		38.2	%		39.7	%		41.5	%