Income Taxes - Income Taxes Computed at the U.S. Statutory Rate and Income Tax (Detail)	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Income Tax Disclosure [Abstract]
Statutory federal income tax rate	35.00%	35.00%	35.00%
Domestic Production Deduction	(1.48%)	(1.43%)	(1.47%)
Foreign tax rate variances, net of foreign tax credits	(4.69%)	(4.59%)	(3.25%)
State and local taxes, net of federal income tax benefit	0.76%	0.50%	0.43%
Amounts related to prior years	0.03%	(1.20%)	(1.04%)
Tax benefit from previously taxed dividends paid		(1.67%)
Other – net		(0.38%)	0.16%
Effective tax rate	29.62%	26.23%	29.83%