Income Taxes (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Income Tax Expense, Continuing Operations, by Jurisdiction [Abstract]
Federal Income Tax Expense, Continuing Operations	$ 278,095	$ 189,170	$ 181,819
State and Local Income Tax Expense (Benefit), Continuing Operations	721	17,762	(9,424)
Current Income Tax Expense	93,106	186,662	122,953
Deferred Income Tax Expense	185,710	20,270	49,442
Income tax provision	$ 278,816	$ 206,932	$ 172,395