Segment Disclosure (Tables)

6 Months Ended

Apr. 30, 2018

Segment Reporting [Abstract]

Revenues Related to Operations by Geographic Areas

Revenues related to operations in the United States and other geographic areas were:

	Three Months Ended   April 30,				Six Months Ended   April 30,
	2018		2017		2018		2017
	(in thousands)
Revenue:
United States	$	376,636	$	350,489	$	761,210	$	669,908
Europe	97,014		78,395		182,479		154,068
Japan	70,435		57,206		138,824		118,904
Asia-Pacific and Other	232,751		193,979		463,749		389,975
Consolidated	$	776,836	$	680,069	$	1,546,262	$	1,332,855