Taxes (Tables)

9 Months Ended

Jul. 31, 2015

Income Tax Disclosure [Abstract]

Provision for Income Taxes and Effective Tax Rates

The following table presents the provision (benefit) for income taxes and the effective tax rates:

	Three Months Ended   July 31,						Nine Months Ended   July 31,
	2015			2014			2015			2014
	(in thousands)
Income before income taxes	$	65,193		$	70,771		$	225,692		$	210,014
Provision (benefit) for income taxes	$	9,806		$	5,115		$	49,520		$	13,345
Effective tax rate	15.0		%	7.2		%	21.9		%	6.4		%