Stock-Based Benefit Plans (Stock Options Intrinsic and Fair Value Table) (Details 5) - Employee Stock Option [Member] - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	$ 18,165	$ 32,951	$ 2,337
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Total Fair Value	$ 10,007	$ 10,897	$ 9,690