Fair Value Disclosures (Level 4 FV of Fin Instr) (Details) - Fair Value, Measurements, Recurring [Member] - Level 2 [Member] - USD ($) $ in Thousands	Oct. 31, 2016	Oct. 31, 2015
Forward Contracts [Member] | Residential Mortgage [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Asset	$ 1,390	$ 186
Corporate Debt Securities [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Fair value of securities		10,001
Assets Held-for-sale [Member] | Residential Mortgage [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Loans Held-for-sale, Fair Value Disclosure	248,601	123,175
Interest Rate Lock Commitments [Member] | Forward Contracts [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Asset	921	297
Interest Rate Lock Commitments [Member]
Summary of assets and (liabilities), measured at fair value on a recurring basis
Derivative Asset/(Liability)	$ (921)	$ (297)