Taxes (Tables)

6 Months Ended

Apr. 30, 2016

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   April 30,						Six Months Ended   April 30,
	2016			2015			2016			2015
	(in thousands)
Income before income taxes	$	97,223		$	83,884		$	161,565		$	160,499
Provision (benefit) for income taxes	$	27,847		$	28,288		$	32,154		$	39,714
Effective tax rate	28.6		%	33.7		%	19.9		%	24.7		%